The question of why females mate with multiple males has long puzzled evolutionary biologists. A new study of African ...

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In examining the mating rituals of roundworms, researchers uncovered a unique approach to reproduction that maximizes genetic fitness. Sparks fly when a female nematode meets her mate in a Petri dish.

Owing to the high competition and the prevalence of natural selection, many male insects must develop alternative tactics to mate with a female. Weaker males who lose in a competition (or loser males) ...

The special will feature Dr. Craig O’Connell and his team attempting to figure out whether they can trigger shark mating behavior by causing a feeding frenzy. Here’s the information you’ll need to ...

New research shows that variation in mating behaviors, parental care and differences in ornamentation of the sexes in bird species is driven by demographics rather than vice versa. An international ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Researchers have documented for the first time a bizarre mating ...

When it comes to impressing the ladies, greater sage-grouse males know that smooth dance moves trump combative posturing. Indeed, new Yale research into these prairie-dwelling birds confirms that ...

The clip shows a non-lethal contest between two males during breeding season.

The piece of Russian amber allowed scientists to recreate the ancient scene from the past and understand current animal behavior. The fossil, found in Kaliningrad, Russia, is a "unicorn" because it ...

Alternative mating strategies of the Japanese scorpionfly have been studied sparingly over the years, primarily focusing on individual populations. Now, scientists compare the mating habits of male ...