Of all vertebrates, gray foam-nest tree frogs exhibit the most extreme form of simultaneous polyandry, or a female mating with multiple males, says behavioral ecologist Phillip Byrne of the ...

One of the cutest butts in the natural world undoubtedly belongs to the desert rain frog. It’s small, saggy, and looks like Hank Hill‘s bottom in “King of the Hill.” There’s just ...

A juvenile American tree frog (Hyla cinerea) of unknown age was presented to the Exotic Service at the Tufts University School of Veterinary Medicine for an acute onset of swelling of the left ...

Many scientists believe the red-eyed tree frog developed its vivid scarlet peepers to shock predators into at least briefly questioning their meal choice. These iconic rain-forest amphibians sleep ...

Figure 3: The same juvenile American tree frog as in Figs. 1 and 2, showing a swollen, ecchymotic left front leg that extends from its scapular to toes. We decided to treat this frog with topical ...

A beloved symbol of biodiversity, the red-eyed tree frog, shown here in Panama, has evolved a flexible strategy for survival. Christian Ziegler Karen Warkentin, wearing tall olive-green rubber ...