Two tree frogs share an intimate moment. The eye-popping yellow of the male only emerges in mating season. Martin J. Whiting When seeking out potential mates, frogs, like humans, will often alter ...

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Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

What explains the vivid colors of the strawberry poison-dart frog? Piotr Naskrecki / Minden Pictures In the animal world as in fashion, bright color makes a bold statement. The vivid hues of the ...