Watch Show Me Science Biology - Understanding Frogs &Toads

Fossils show us that frogs and toads made their appearances on earth at least 100 million years ago. They are amphibians, cold-blooded animals that were among the first backboned animals to leave the water for life on land. This program features a fascinating array of these intriguing creatures as it begins with the typical frog and toad life cycle, diet and defense mechanisms.