This weekend, it's finally time for Jim Henson's lovable Muppets to travel the world in the caper Muppets Most Wanted. And since the film is hitting theaters this weekend, the publicity blitz is on.

WASHINGTON — City frogs and rainforest frogs don’t sing the same tune, researchers have found. A study released Monday examined why Panama’s tiny tungara frogs adapt their mating calls in urban areas ...

Are you STILL trying to find the perfect holiday gift for the person who has everything, or who wants nothing? How about an album featuring the love songs of Endangered Australian frogs? Green and ...