Leopard tortoise size: How big can it grow? The leopard tortoise is one of Africa’s largest land tortoises, with a shell length that can reach up to 70 cm. Read more
Sceloporus cyanogenys rivalry Male Sceloporus cyanogenys use head movements, body flattening and their blue belly to signal dominance during rivalry. Read more
The master of regeneration Mexican axolotl regeneration allows this unique amphibian to regrow lost body parts and repair certain damaged tissues. Read more
