It may be hard to imagine competing over who gets to kiss a frog, but when it comes to mating, a new study concludes that some frogs have moved out of the pond onto land to make it easier for the male ...

Unlike their relatives, individuals of the poison frog Allobates femoralis are not poisonous but are captivating due to their different behavioral profiles: They successfully reproduce with different ...

Water frogs have emerged as a compelling model in evolutionary biology due to their unusual modes of hybridization and reproductive genomics. Interspecific crosses between parental species have given ...

Quick Take Boulenger’s backpack frog carries eggs in a dorsal pouch on its back instead of dropping them into water. This ...

A Brazilian study described in an article published in the journal Salamandra evidences the versatility of amphibians in terms of reproductive modes: their eggs and larvae can develop in at least 74 ...

The rate of oxygen consumption (VO"2) of male Physalaemus pustulosus (mean mass 1.51 g) during 30 min of forced activity was 1.76 mL/h. The VO"2 sustained by males (mean mass 1.84 g) during @?3 min of ...

A few years back, a message from a frog-loving friend dropped unexpectedly into my mailbox. “Toughie,” he wrote, “is dead.” Toughie the frog had fans the world over, and I was one of them. Impossibly ...

Frogs that freeze themselves solid in the winter and thaw in the spring inspired methods to extend the storage time for ...