Not many people report being bitten by a frog. But many will notice the weird ooze that seeps out of a toad's skin when they're picked up. These are just two strange adaptations that have helped amphibians survive in their environment. That's also why salamanders need the ability to regrow limbs--or even part of their brain! Curious future scientists learn all about these awesome adaptations as well as other important topics such as the unique amphibian...