Scientists say the video offers a unique look into shark mating behavior—and might also help with conservation efforts.

In nature, courtship can be dangerous, and sometimes deadly. From insects that consume their mates to birds that perform precision dances, every ritual serves one purpose: survival of the species.

In this fascinating video, we delve into the mating behaviors of the Khaki Campbell duck breed. Known for their prolific egg-laying capabilities, Khaki Campbell ducks display unique courtship and ...

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 ...

Animals possess circadian clocks, or 24 h oscillators, to regulate daily behavior. These typically take their cues from the periodic change of sunlight and darkness. However, many animals are also ...

In the animal kingdom, reproduction is a necessary part of species survival. Parthenogenesis, a form of asexual reproduction where embryos develop from unfertilized eggs, has been observed in captive ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Nature ...

Studying a species of beetle mite, an international research team has demonstrated for the first time that animals can survive over very long periods of time (possibly millions of years) entirely ...

The energy invested in animal reproduction is as much as 10 times greater than previously estimated when the metabolic load of bearing and caring for offspring is accounted for, according to a new ...