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 ...

During mating season, African lionesses in estrus may mate 20 to 40 times a day. Each session lasts 20-30 seconds and occurs every 20-30 minutes during the female’s fertile period. #AfricanLions ...

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 ...

Plants and animals have evolved all sorts of ways to make themselves more appealing to potential mates—including colorful feet, flamboyant feathers, complex mating dances and sexual deception. Many ...

Some people say love is deadly, but in the animal kingdom, it’s not just a metaphor. For a few unlucky creatures, sex is literally their final act. You might be wondering: why would any animal evolve ...