Mexican Arboreal Alligator Lizard (Abronia graminea) Care Sheet
The Mexican Arboreal Alligator Lizard (Abronia graminea) is a striking, predominantly arboreal lizard from the cool, humid montane forests of eastern Mexico. Adults are famous for their green to turquoise colouration, although colour varies considerably between individuals and may change with age, condition, temperature and other factors.
This is not a tropical lizard that should be maintained hot simply because it comes from Mexico. Abronia graminea inhabits elevated cloud-forest and pine-oak environments where conditions are considerably cooler than those experienced by many commonly kept tropical reptiles.
Correct temperature management is therefore one of the most important aspects of husbandry.
Prolonged excessive heat can be dangerous.
Successful husbandry requires:
- A tall, spacious and heavily structured enclosure
- Cool-to-moderate temperatures
- A limited warm basking opportunity rather than intense heat
- High environmental humidity combined with excellent ventilation
- Regular misting and abundant drinking droplets
- Appropriate UVB
- Dense foliage
- Numerous branches and elevated retreats
- A varied live-invertebrate diet
- Careful supplementation
- Minimal unnecessary handling
The species is subject to significant conservation concerns and international trade controls. Captive-bred animals with clear legal provenance should be the only responsible choice for the private keeper.
Quick facts
Scientific name: Abronia graminea
Common names: Mexican Arboreal Alligator Lizard, Green Arboreal Alligator Lizard
Family: Anguidae
Origin: Eastern Mexico
Lifestyle: Primarily arboreal
Activity: Diurnal
Adult size: Commonly around 10–12 in (25–30 cm) total length
Diet: Primarily live invertebrates
Day ambient temperature: Approximately 68–75°F (20–24°C)
Upper warm/basking area: Approximately 79–84°F (26–29°C)
Night temperature: Approximately 60–68°F (16–20°C)
Humidity: Generally around 70–90%, with natural fluctuations and excellent airflow
UVB: Recommended
Suggested UVI: Approximately 2–3 at an exposed basking position, with extensive lower-UV and zero-UV retreats
Adult enclosure: At least approximately 24 × 24 × 36 in (60 × 60 × 90 cm) for one adult; approximately 36 × 24 × 48 in (90 × 60 × 120 cm) or larger strongly preferred
Housing: Individual housing is safest
Reproduction: Live-bearing
Handling: Minimal
Experience level: Intermediate to advanced
International trade: CITES Appendix II
Taxonomy
The accepted scientific name is:
Abronia graminea
The species belongs to:
Family: Anguidae
Genus: Abronia
It is one of a diverse group of arboreal alligator lizards occurring primarily in Mexico and Central America.
Do not treat all Abronia as one species
The genus contains numerous species with differences in:
- Distribution
- Elevation
- Temperature tolerance
- Colour
- Habitat
- Conservation status
A generic “Abronia care sheet” can therefore be misleading.
This guide specifically concerns:
Abronia graminea.
Natural distribution
Abronia graminea is endemic to:
Mexico.
It occurs primarily in the eastern Mexican highlands, including areas associated with the Sierra Madre Oriental and neighbouring mountain systems.
Its range includes portions of states such as:
- Veracruz
- Puebla
- Oaxaca
depending upon locality and taxonomic interpretation.
Natural habitat
The species is associated primarily with elevated:
- Cloud forest
- Pine-oak forest
- Montane woodland
- Humid forest edge
These environments are:
- Cool
- Humid
- Structurally complex
- Frequently misty
- Heavily vegetated
Elevation
Abronia graminea is fundamentally a:
montane species.
This explains one of the most important aspects of captive husbandry:
it should not be kept continuously hot.
Arboreal lifestyle
The species spends much of its time above ground among:
- Branches
- Tree trunks
- Bromeliads
- Epiphytes
- Dense vegetation
Captive housing must provide extensive usable vertical structure.
Activity
Abronia graminea is primarily:
diurnal.
Individuals may spend the day:
- Climbing
- Basking briefly
- Hunting
- Moving between foliage
- Resting among branches
Behaviour
Despite their spectacular appearance, these lizards are often relatively secretive.
A well-designed enclosure should allow the animal to:
- Hide completely
- Bask partially exposed
- Move through dense vegetation
- Choose different temperatures
- Choose different UV exposure levels
Enclosure size
For one adult, provide at least approximately:
24 × 24 × 36 in (60 × 60 × 90 cm).
However, for permanent adult housing we strongly prefer approximately:
36 × 24 × 48 in (90 × 60 × 120 cm)
or larger.
Why larger housing is preferable
Additional enclosure volume provides:
- Better thermal gradients
- More climbing routes
- More foliage
- Better UV gradients
- Improved airflow
- More retreat options
- Greater behavioural choice
Enclosure orientation
The enclosure should be:
vertically orientated.
However, height alone is insufficient.
The entire volume should contain usable:
- Branches
- Vines
- Cork
- Plants
- Ledges
Ventilation
Ventilation is:
extremely important.
This species requires high humidity but should not be kept in:
stagnant, saturated air.
A well-ventilated enclosure that receives regular misting is substantially preferable to a sealed enclosure that remains permanently wet.
Enclosure type
Suitable enclosures include:
- Well-ventilated glass terrariums
- PVC vivariums with substantial ventilation
- Custom arboreal enclosures
- Screen-sided or partially screened enclosures where room humidity permits
Furnishings
Provide abundant:
- Branches
- Cork bark
- Vines
- Elevated ledges
- Dense foliage
- Live plants
- Elevated hides
Branches
Use branches of several diameters.
Arrange them:
- Horizontally
- Vertically
- Diagonally
This allows the animal to move throughout the enclosure without constantly returning to the ground.
Branch stability
All climbing structures must be:
securely fixed.
An adult Abronia should not be able to dislodge its primary branches.
Cork
Cork bark provides:
- Climbing surfaces
- Elevated retreats
- Visual barriers
- Shade
Cork tubes are particularly useful.
Dense foliage
Foliage is essential.
The lizard should be able to disappear completely from view.
Suitable cover also creates:
- Humidity gradients
- UV gradients
- Drinking surfaces
- Security
Live plants
Live plants are particularly valuable.
Suitable robust plants may include:
- Pothos
- Ficus
- Schefflera
- Bromeliads
- Appropriate ferns
- Other non-toxic humid-forest plants
Plant safety
Do not introduce plants recently treated with:
- Pesticides
- Insecticides
- Miticides
- Systemic chemicals
- Leaf-polishing products
Temperature
Temperature management is one of the most important aspects of Abronia graminea husbandry.
This species should be kept:
cooler than many commonly kept tropical lizards.
Daytime ambient temperature
Maintain most of the enclosure around:
68–75°F (20–24°C).
Warm area
Provide a limited upper warm area around:
79–84°F (26–29°C).
This should not occupy the entire enclosure.
Basking
A small basking opportunity can be provided.
Aim for a basking surface approximately:
80–84°F (27–29°C).
The animal should be able to leave it immediately.
Avoid excessive heat
Do not provide the intense basking temperatures used for:
- Bearded Dragons
- Uromastyx
- Tegus
- Many monitors
Those temperatures are inappropriate for this montane species.
Overheating
Sustained temperatures above approximately:
82–84°F (28–29°C)
throughout the enclosure should be avoided.
Temperatures approaching:
86°F (30°C) and above
can become dangerous, particularly when the animal cannot retreat to a significantly cooler area.
Summer management
In Ireland and the UK, unusually warm summer weather can be a greater challenge than winter heating.
The enclosure may require:
- A cool room
- Increased ventilation
- Reduced heating
- Fans circulating room air
- Air conditioning during severe heat
Fans should circulate room air rather than blast the animal continuously.
Night temperature
Allow nighttime temperatures to fall toward approximately:
60–68°F (16–20°C).
A substantial nighttime reduction is appropriate for a montane species.
Night heating
In a normally heated home, nighttime heating may be unnecessary.
Supplemental heat should only be used if temperatures fall excessively.
Thermostat
Any significant heat source should be controlled by an:
appropriate thermostat.
Temperature monitoring
Use digital thermometers at:
- Upper warm area
- Mid-level
- Lower/cool area
An infrared thermometer is useful for checking branch and basking-surface temperatures.
Lighting
Provide bright daytime illumination.
This is a:
diurnal species.
Good visible lighting supports:
- Normal activity
- Basking
- Circadian rhythm
- Plant growth
Photoperiod
Approximately:
12 hours light / 12 hours dark
is suitable for routine husbandry.
A modest seasonal variation may be used.
Night lighting
Provide genuine darkness at night.
Do not use permanently illuminated:
- Red bulbs
- Blue bulbs
- Purple bulbs
- “Moonlight” lamps
UVB
UVB is strongly recommended.
Abronia graminea is diurnal and naturally has opportunities for exposure to filtered and direct sunlight within its forest environment.
Suggested UV Index
Provide approximately:
UVI 2–3
at the principal exposed basking position.
Also provide:
- UVI below 1 in foliage
- Deep shaded areas
- Hides approaching UVI 0
What this means in practice
For most enclosures, a:
low-to-moderate output linear UVB lamp
covering part of the enclosure is appropriate.
The lizard should not be forced to remain under UVB simply to access warmth.
UVB positioning
The correct lamp depends upon:
- Lamp model
- Reflector
- Mesh
- Distance
- Branch position
Mesh effect
Mesh can substantially reduce UVB.
Always consider whether the lamp is:
- Above mesh
- Internally mounted
- How far it is from the basking branch
UV measurement
Where possible, use an appropriate UV meter.
Measure UVI at:
the actual branches occupied by the lizard.
Humidity
Maintain generally high humidity around:
70–90%.
However, this should not remain at one fixed number throughout the day.
Humidity cycle
A healthy cycle may involve:
misting → humidity rises → droplets remain → ventilation dries exposed surfaces → humidity gradually falls → repeat.
Night humidity
Humidity will naturally increase at night as:
- Temperature falls
- Misting occurs
- Evaporation slows
This is appropriate.
Daytime drying
Some exposed surfaces should partially dry during the day.
This helps reduce:
- Bacterial growth
- Mould
- Skin problems
Ventilation versus humidity
Do not solve low humidity simply by sealing every vent.
The goal is:
humid fresh air, not stagnant wet air.
Misting
Misting is important.
Depending upon enclosure design, provide:
one to several misting sessions daily.
A heavier morning mist and another later in the day can work well.
Automatic misting
An automatic misting system can be useful in larger enclosures.
It must be:
- Clean
- Properly maintained
- Adjusted so the enclosure is not permanently saturated
Drinking
Many arboreal lizards preferentially drink droplets from:
- Leaves
- Branches
- Glass
- Cork
Regular misting provides important drinking opportunities.
Water dish
A clean water dish should still be provided.
Do not assume the animal will never use it.
Dehydration risk
High measured humidity does not automatically mean an animal is well hydrated.
A lizard can live in humid air yet still lack adequate:
liquid drinking water.
Substrate
Suitable substrates include:
- Organic topsoil
- Coco fibre
- Fine orchid bark
- Leaf litter
- Tropical bioactive mixtures
Substrate depth
Provide approximately:
3–4 in (8–10 cm)
or more where planting requires it.
Moisture
The lower substrate can remain:
slightly moist.
The surface should not remain:
waterlogged.
Drainage
A drainage layer is useful in heavily misted planted enclosures.
Ensure water cannot accumulate indefinitely beneath the substrate.
Leaf litter
A layer of natural leaf litter can help:
- Buffer humidity
- Support clean-up crew
- Create a natural forest floor
- Provide enrichment
Bioactive housing
Abronia graminea is well suited to a properly established:
bioactive enclosure.
Clean-up crew
Suitable organisms may include:
- Springtails
- Appropriate tropical isopods
Bioactive does not mean maintenance-free
Continue to:
- Remove faeces where practical
- Remove dead feeders
- Clean water dishes
- Prune plants
- Check drainage
- Monitor mould
- Inspect equipment
Diet
Abronia graminea is primarily:
insectivorous.
A varied live-invertebrate diet should form the basis of captive feeding.
Suitable feeders
Suitable foods include:
- Crickets
- Locusts
- Roaches
- Black soldier fly larvae
- Silkworms
- Appropriate caterpillars
- Flies
- Beetle larvae in moderation
- Earthworms where accepted
Feeder variety
Do not rely solely upon:
crickets.
Rotate several feeder species wherever practical.
Gut loading
Feeder insects should be:
properly gut loaded.
Provide nutritious food and hydration for approximately 24–48 hours before feeding where practical.
Calcium
Dust feeders appropriately with:
calcium.
Supplementation frequency should take account of:
- UVB provision
- Age
- Growth
- Sex
- Reproductive condition
Multivitamin
Use a suitable reptile multivitamin according to a sensible schedule.
Avoid chronic oversupplementation.
Adult feeding
Healthy adults can generally be offered food approximately:
2–3 times per week.
Adjust according to:
- Body condition
- Activity
- Season
- Reproductive status
Juvenile feeding
Growing juveniles should receive smaller meals more frequently.
Offer appropriately sized prey approximately:
4–6 times per week.
Prey size
Offer prey appropriate to the animal’s:
- Head size
- Body size
- Hunting ability
Avoid excessively large prey.
Feeding behaviour
Many individuals hunt actively among branches.
Allowing suitable prey to move through the enclosure can encourage:
- Searching
- Climbing
- Stalking
- Natural hunting behaviour
Uneaten prey
Remove excessive uneaten insects.
Crickets in particular can:
- Disturb resting animals
- Hide in the enclosure
- Bite reptiles
Body condition
Monitor:
- Weight
- Muscle condition
- Tail base
- Feeding response
- Activity
A digital gram scale is useful.
Handling
Routine handling should be:
minimal.
This species is best regarded primarily as an observation animal.
Temperament
Individuals vary.
Some become relatively calm around routine maintenance.
Others remain:
- Nervous
- Defensive
- Secretive
Bite
Adults can bite if frightened or restrained.
The bite can be painful.
Avoid deliberately provoking defensive behaviour.
Necessary handling
When handling is required:
- Support the entire body
- Allow the lizard to grip your hands
- Avoid squeezing
- Keep handling brief
- Work close to a safe surface
Tail safety
Never restrain an Abronia by:
the tail.
Social housing
Individual housing is the:
safest default.
Male aggression
Adult males can be territorial.
Do not routinely house:
adult males together.
Male/female pairs
Experienced keepers may house or introduce:
one male and one female
for breeding.
Close monitoring is essential.
Female/female housing
Even females should not automatically be assumed compatible.
Where multiple animals are housed together, provide:
- Substantial enclosure space
- Multiple feeding locations
- Multiple basking sites
- Numerous visual barriers
Signs of social stress
Watch for:
- Persistent chasing
- Biting
- Missing toes
- Tail injuries
- Weight loss
- Feeding suppression
- One animal constantly hiding
- Exclusion from basking sites
Separate immediately if necessary.
Sexing
Sexing is easier in mature animals.
Adult males generally develop:
- Broader heads
- More robust proportions
- More obvious hemipenal region
Sexual dimorphism varies and inexperienced keepers should seek confirmation from an experienced breeder or veterinarian.
Reproduction
Unlike geckos and many other commonly kept lizards, Abronia graminea does not lay eggs.
It is:
viviparous — live-bearing.
Breeding readiness
Only breed animals that are:
- Fully mature
- Healthy
- Well hydrated
- Feeding strongly
- In excellent body condition
- Receiving appropriate UVB and calcium
Seasonal cycling
Seasonal changes in:
- Temperature
- Photoperiod
- Humidity
are biologically relevant.
A cooler winter period can help reproduce the environmental cycle experienced by montane populations.
Breeding temperature
Do not attempt to stimulate breeding by dramatically increasing heat.
This remains a:
cool-adapted montane species.
Courtship
Breeding behaviour can involve:
- Following
- Close contact
- Biting or gripping during mating
Monitor carefully.
Persistent aggression is not normal courtship and requires separation.
Gestation
Females retain developing embryos internally for an extended period.
Gestation can last:
several months.
Temperature, season and individual condition influence development.
Litter size
Females can produce:
multiple live young in a single litter.
Litter size varies considerably with:
- Female size
- Age
- Condition
- Population
- Individual reproductive history
Litters of roughly:
4–12 young
are reported in captive and biological accounts, although numbers outside this range may occur.
Pregnant females
Pregnant females require particularly careful management.
Provide:
- Excellent nutrition
- Appropriate calcium
- UVB
- Hydration
- Minimal stress
- Cool retreat areas
Avoid overheating pregnant females
Because embryos develop internally, chronic excessive heat may place both:
female and developing young
at risk.
Birth
Young are born:
fully formed and active.
They should normally be separated from adults so their:
- Feeding
- Hydration
- Growth
- Health
can be monitored individually.
Neonate housing
Young Abronia require a scaled-down version of adult housing.
Provide:
- Secure vertical enclosure
- Fine branches
- Cork
- Dense foliage
- Excellent ventilation
- Appropriate UVB
- Frequent drinking droplets
Neonate temperature
Maintain most daytime temperatures around:
68–74°F (20–23°C)
with a small warmer area around:
77–81°F (25–27°C).
Neonate night temperature
Allow nighttime temperatures to fall toward approximately:
60–68°F (16–20°C).
Neonate humidity
Maintain approximately:
70–90% humidity
with good airflow and drying of exposed surfaces between misting sessions.
Neonate UVB
Provide low-level UVB.
Aim for approximately:
UVI 1–2
at exposed positions, with abundant shade.
Neonate diet
Suitable foods include:
- Small crickets
- Small roach nymphs
- Fruit flies
- Small black soldier fly larvae
- Other appropriately sized live invertebrates
Neonate feeding
Offer food:
daily or near-daily
during early growth.
Neonate supplementation
Feeders should be:
- Properly gut loaded
- Lightly calcium dusted
- Supplemented appropriately with vitamins
Quarantine
All newly acquired animals should undergo quarantine.
At least:
90 days
is a sensible general minimum.
Longer quarantine may be appropriate for:
- Imports
- Animals of uncertain history
- Animals with previous wild ancestry and unknown health status
Quarantine housing
Even temporary quarantine housing must provide:
- Climbing structure
- Correct temperatures
- UVB
- Misting
- Ventilation
- Hides
Do not keep a montane arboreal lizard in an unsuitable hot, bare container simply because it is in quarantine.
Quarantine monitoring
Record:
- Weight
- Feeding
- Faeces
- Hydration
- Shedding
- Activity
- Breathing
Parasite screening
Veterinary faecal testing is particularly useful for:
- Recent imports
- Animals of uncertain origin
- Animals losing weight
- Animals with abnormal faeces
Common health concerns
Potential problems include:
- Overheating
- Dehydration
- Chronic stress
- Retained shed
- Nutritional deficiencies
- Metabolic bone disease
- Respiratory disease
- Parasites
- Trauma
- Reproductive complications
Overheating
This is one of the most important preventable husbandry problems.
Warning signs may include:
- Persistent escape behaviour
- Open-mouth breathing
- Unusual inactivity
- Weakness
- Loss of coordination
Immediately review temperatures.
Severe heat stress requires veterinary attention.
Dehydration
Possible signs include:
- Sunken eyes
- Poor shedding
- Lethargy
- Weight loss
- Reduced feeding
Review:
- Misting
- Drinking opportunities
- Temperature
- Humidity
- General health
Retained shed
Pay particular attention to:
- Toes
- Tail
- Around the eyes
Persistent retained shed may indicate inadequate hydration or another underlying problem.
Metabolic bone disease
Potential signs include:
- Weak grip
- Tremors
- Soft jaw
- Limb deformity
- Abnormal posture
- Difficulty climbing
Prevention requires correct:
- Calcium
- UVB
- Vitamin supplementation
- Feeder nutrition
Respiratory disease
Warning signs include:
- Open-mouth breathing
- Wheezing
- Clicking
- Nasal discharge
- Increased respiratory effort
Remember that high humidity must be combined with:
good ventilation.
Parasites
Possible signs include:
- Weight loss
- Poor appetite
- Abnormal faeces
- Poor body condition
Diagnosis should guide treatment.
Trauma
Potential injuries include:
- Bite wounds
- Falls
- Toe injuries
- Tail injuries
Secure all furnishings and separate incompatible animals.
Reproductive problems
Pregnant females may experience:
- Nutritional depletion
- Calcium deficiency
- Difficult birth
- Retained young
Warning signs include:
- Severe weakness
- Persistent straining
- Abnormal swelling
- Collapse
- Prolonged distress
Seek veterinary assistance promptly.
Veterinary red flags
Seek a suitably experienced reptile veterinarian for:
- Persistent anorexia
- Significant weight loss
- Severe dehydration
- Suspected overheating
- Abnormal breathing
- Tremors
- Weakness
- Significant wounds
- Persistent abnormal faeces
- Neurological signs
- Prolapse
- Reproductive difficulty
Cleaning
Spot-clean regularly.
Remove:
- Faeces
- Dead feeders
- Shed skin
- Mould
- Heavily contaminated substrate
Water hygiene
Clean the drinking dish regularly.
Misting reservoirs and tubing should also be kept hygienic.
Bioactive maintenance
Even in bioactive housing:
- Remove large faecal deposits
- Remove dead feeders
- Maintain drainage
- Trim plants
- Monitor clean-up crew
- Inspect for mould
Disinfection
When deeper cleaning is required:
- Remove the lizard
- Use an appropriate reptile disinfectant
- Follow the correct dilution
- Observe the required contact time
- Rinse where necessary
- Allow surfaces to become safe before reintroduction
Never mix disinfectants.
Conservation
Abronia species are a significant conservation concern.
Many have:
- Small distributions
- Fragmented populations
- Specialised montane habitat requirements
Habitat destruction can therefore have substantial effects.
CITES
Abronia graminea is included in:
CITES Appendix II.
International commercial movement is therefore regulated.
CITES Appendix II does not mean that private keeping is automatically prohibited.
It means international trade is controlled and appropriate documentation may be required.
Responsible sourcing
Only obtain animals with:
clear, legal provenance.
Captive-bred animals should be strongly preferred.
Documentation
Retain:
- Purchase records
- Breeder details
- Hatch/birth information
- CITES documentation where applicable
- Import/export records where applicable
- Parentage information where available
Do not discard provenance records simply because an animal has been in your possession for several years.
Wild-caught animals
Wild collection should not be supported for ordinary pet demand.
Captive-bred stock is the responsible choice for this species.
Legal considerations
Always check current legislation governing:
- Acquisition
- Collection
- Import
- Export
- Transport
- Keeping
- Breeding
- Sale
Requirements can differ between:
- Republic of Ireland
- Northern Ireland
- Great Britain
- Other jurisdictions
Never release captive Abronia
Never release captive reptiles into the environment.
Released animals may:
- Die
- Spread pathogens
- Affect native wildlife
- Establish non-native populations
Responsible rehoming is the correct alternative.
Common husbandry mistakes
Common mistakes include:
- Keeping the species too hot
- Treating it like a lowland tropical lizard
- Providing intense basking temperatures
- Failing to plan for summer heat
- Providing too small an enclosure
- Providing height without usable branches
- Providing insufficient foliage
- Poor ventilation
- Maintaining stagnant wet conditions
- Allowing the enclosure to become permanently saturated
- Providing insufficient misting
- Assuming high humidity alone prevents dehydration
- Providing no UVB
- Providing excessive UVB without shade
- Feeding only crickets
- Poor gut loading
- Incorrect supplementation
- Excessive handling
- Housing incompatible adults together
- Ignoring social stress
- Overheating pregnant females
- Failing to quarantine new animals
- Purchasing animals without legal provenance
- Losing CITES or acquisition records
Responsible ownership
Before obtaining a Mexican Arboreal Alligator Lizard, ensure you can provide:
- A large vertical enclosure
- Extensive interconnected branches
- Dense foliage
- Numerous elevated retreats
- Cool-to-moderate daytime temperatures
- Reliable protection against summer overheating
- A significant nighttime temperature drop
- High but fluctuating humidity
- Excellent ventilation
- Regular misting
- Fresh drinking water
- Appropriate UVB
- Bright daytime lighting
- A varied live-invertebrate diet
- Correct supplementation
- Minimal handling
- Individual housing where necessary
- Quarantine
- Experienced reptile veterinary care
- Legal provenance and documentation
- Long-term commitment
Summary
The Mexican Arboreal Alligator Lizard (Abronia graminea) is a diurnal, primarily arboreal, live-bearing lizard from the cool montane forests of eastern Mexico.
For one adult, provide at least approximately:
24 × 24 × 36 in (60 × 60 × 90 cm),
with approximately:
36 × 24 × 48 in (90 × 60 × 120 cm)
or larger strongly preferred.
Fill the enclosure with:
- Strong branches
- Cork
- Vines
- Dense foliage
- Elevated retreats
Maintain most daytime temperatures around:
68–75°F (20–24°C)
with only a limited warmer area around:
79–84°F (26–29°C).
Allow nighttime temperatures to fall toward:
60–68°F (16–20°C).
Avoid prolonged excessive heat.
Maintain humidity generally around:
70–90%
while providing excellent ventilation and allowing exposed surfaces to partially dry between misting sessions.
Provide UVB around:
UVI 2–3
at an exposed basking position with extensive shaded retreats.
Feed a varied diet of appropriately sized, gut-loaded and correctly supplemented live invertebrates.
Routine handling should be minimal.
Individual housing is the safest default, particularly for adult males.
Unlike many commonly kept lizards, Abronia graminea is:
live-bearing rather than egg-laying.
Females may produce several fully formed young following a gestation lasting several months.
The species is internationally regulated under:
CITES Appendix II.
Captive-bred animals with clear, traceable and legal provenance should be strongly preferred.
IMPORTANT INFORMATION:
This care sheet provides general husbandry guidance and does not replace species-specific research or veterinary advice. Individual requirements may vary.
Always check current legislation governing the acquisition, collection, import, transport, keeping, breeding or sale of reptiles in your jurisdiction.
If you have concerns about an animal’s health or care, consult a suitably experienced exotic or reptile veterinarian.
Information correct at the date of publication.
reptilecommunity.com | Revised: August 2026