There are some strange mating rituals in the wild. Birds court through dance and song, and some males fight for females’ ...

Males engage in a two-week-long sex marathon with as many females as they can find. Each frenzied encounter can last up to 14 ...

Some animals reproduce only once before dying. This life strategy, called semelparity, sees organisms channel all energy into ...

For some animals, reproduction comes at the ultimate cost—their own lives. While this may seem extreme, it's a natural strategy to maximize reproductive success. These species invest everything into ...

Shark sex is a bitey business, with males grasping females with their teeth during the act. The resulting wounds are helping scientists to figure out when and where sharks are doing the deed. When you ...

Some species use sound or auditory signals in their mating rituals. This could be a song in birds, vocalizations in frog species or whale songs. Some animals combine auditory and visual cues. In ...

Scientists found new gecko species hidden in plain sight in pristine deserts of southern Africa, thanks to their loud, barking mating calls On a cool, starry night six years ago, a young scientist ...

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 ...