“Three groups of Amphibians” Discovery Education Video Transcript
Well, here we are back at the water again. And that's no coincidence. One of the keys to understanding vertebrates, Such as this frog, Is to understand the role that water plays in their lives. But before we go into that, let's meet some amphibians. There are... Of amphibians. Frogs make up the first group. The second contains toads, such as this little guy. Salamanders, such as this hungry little critter, Make up the third amphibian group. This one is munching on a worm, a favorite salamander food. As you probably noticed, the toad and frog we just saw looked pretty much the same. However, a toad's skin is usually rougher, And often dryer, than a frog's. And here's another difference—legs. Many frogs have long, powerful legs-- Legs that make them great jumpers. Toads, on the other hand, Tend to have punier legs and are more into short hops. And here's a typical salamander. Notice its long tail. Their tails make salamanders look very different from either frogs or toads.