Axolotl neoteny: The secret of the forever young amphibian The axolotl becomes sexually mature while keeping larval features such as external gills and an aquatic lifestyle. Read more
Sceloporus cyanogenys rivalry Male Sceloporus cyanogenys use head movements, body flattening and their blue belly to signal dominance during rivalry. Read more
Red-footed tortoise coloration The red-footed tortoise has a dark shell and vivid orange-red markings that create a striking, ember-like appearance. Read more
