The Reptile Atlas
Explore the world's reptile species — snakes, lizards, turtles, crocodilians, and more. Discover their habitats, diets, and seasonal feeding guides.
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Seasonal Feeding Alerts
Northern Hemisphere
Autumn
443 species
Southern Hemisphere
Spring
271 species
Current feeding schedule changes
🍂Afghan Leopard Gecko
Autumn: Maintain feeding to build tail fat reserves ahead of winter; 2–3 times per week.
Hornworms
Autumn: Maintain cultures at room temperature. Continue commercial diet only.
Mealworms & Superworms
Autumn: Continue regular feeding. Monitor for pupation and separate beetles from larvae.
Henkel's Leaf-tailed Gecko
Spring: Increase feeding as temperatures warm; offer appropriately sized insects 3–4 times per week, dusted with calcium.
Sorah Leaf-tailed Gecko
Spring: Increase feeding as humidity rises; offer small insects 3–4 times per week with calcium dusting.
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Showing 704 species · 3 sub-species
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Seasonal Feeding Alerts
Current feeding schedules based on seasonal changes
Autumn
0 species
Spring
0 species
Feeding Dashboard
Bulk Import
Upload spreadsheets to quickly populate your species catalog and feeding logs
Reptile Species
Expected columns
common_name, scientific_name, category, natural_habitat, geographic_range, description, size, diet, image_url, conservation_status
Click to upload a CSV or Excel file
.csv, .xlsx, or .json supported
Feeding Logs
Expected columns
species_name, feeding_date, food_type, quantity, weight_grams, notes, completed
Click to upload a CSV or Excel file
.csv, .xlsx, or .json supported
Sidewinder
Crotalus cerastes
Sandy deserts
Southwestern US and Mexico
16-30 in (40-75 cm)
Small lizards and rodents
About this species
Known for its unique 'sidewinding' locomotion that allows it to move efficiently across loose sand. It has supraocular horns over its eyes.
Enrichment & behavioral stimulation
Sidewinder is primarily ground-dwelling — enrichment centers on hides, burrowable substrate, and scent-based foraging.
- Provide at least two snug hides (warm and cool) plus a humid hide to reduce stress and aid shedding.
- Use aspen or a safe soil mix deep enough to allow burrowing and self-regulation.
- Warm prey and drag it along decor to create scent trails for tracking.
- Add fake plants and cork pieces so movement feels secure rather than exposed.
- Provide a sturdy water dish large enough for soaking.
- Offer low sturdy branches only if the species is known to climb opportunistically.
Housing & Social Behavior
Desert species that do best in isolated, stable environments for optimal health tracking.
Housing guidance is general and based on species-typical behavior; always verify against current husbandry references and observe individual temperament.