Amphibians also have special skin glands that produce useful proteins. Some transport water, oxygen, and carbon dioxide either into or out of the animal. Others fight bacteria or fungal infections.

Cold-blooded – Animals which become colder or hotter depending on the temperature around them. All amphibians are cold-blooded. Frogspawn – The eggs of a frog. In the UK amphibians lay their ...

"Amphibians are the world's most threatened animals," Duke University frog researcher Junjie Yao, who was not involved in the study, told The Associated Press. The biggest threat to amphibians ...

Aquatic animals like axolotls and other salamanders may prefer marine-based prey. Brine shrimp, nightcrawlers, and bloodworms are good options. Don’t directly feed your pet amphibians fruit and ...

These iconic rain-forest amphibians sleep by day stuck to leaf ... may play a similar role in thwarting predators. Many of the animals that eat red-eyed tree frogs are nocturnal hunters that ...