Add Yahoo as a preferred source to see more of our stories on Google. A male hourglass tree frog (Dendropsophus ebraccatus) with an inflated vocal sac used to produce calls. Your taste in music may ...

For a small number of animals, reproduction marks a biological endpoint rather than a stage in an ongoing life cycle. Death follows mating with such consistency that it can be predicted within a ...

The mating process is so focused and intense for these creatures that their body literally shuts down. That's life (and death) for the male antechinus. During the breeding season, he mates obsessively ...

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In the animal kingdom, wild creatures are quite literally hard-wired to locate suitable mates and work as quickly as possible to ensure reproductive success. But one thing scientists have long ...

Dim the lights, put on some slow jams... get up in the tree? National Geographic's Crittercam technology just revealed a mating ritual never before seen in any bear species. An Andean bear named Ruru ...