The Kratt Brothers are always ready for an adventure — especially when they visit the eastern United States to learn about the American bullfrog. Let the learning leap from the screen and into your ...

Frogs are some of the most widespread amphibians in the United States, thriving in pretty much any area with plenty of water, ...

Understand that all animals have a life cycle that includes being born, developing into an adult, reproducing, and eventually dying Understand that the details of life cycles vary from one organism to ...

Add Yahoo as a preferred source to see more of our stories on Google. The wood frog (Lithobates sylvaticus or Rana sylvatica) has a broad distribution over North America, extending from the Boreal ...