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 hours. As soon as he’s done with one female, he moves on to another, ...

Rapid changes in Arctic temperatures are influencing animal reproductive behavior. A University of Alaska Fairbanks scientist published a study in the current edition of Science magazine, building on ...

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

When it comes to mating, wild animals make their own rules. From lionesses of East Africa that mate with many males before ovulating and committing their eggs, to male walruses that joust for several ...

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

When female tiger salamanders choose a mate, it turns out that size does matter - tail size that is - and that's not the only factor they weigh. Findings of a Purdue University study show that animals ...

In the animal kingdom, mating isn’t always about survival. From praying mantises to octopuses, some species die during or ...

Swipe left on the ordinary—nature’s version of dating puts our modern love lives to shame. From deceptive dances to downright bizarre bedroom strategies, animals have evolved mating rituals that are ...

When female tiger salamanders choose a mate, it turns out that size does matter -- tail size that is -- and that's not the only factor they weigh. Findings of a new study show that animals make more ...