If you are in a special relationship with another person, thank grandma - not just yours, but all grandmothers since humans evolved.
Unlike most mammals, mature male orangutans exhibit different facial characteristics: some develop large "cheek pads" on their faces; other males do not. A team of researchers studied the difference in reproductive success ...
A QUT criminologist who has researched male sex work extensively has endorsed Amnesty International's call for international decriminalisation of prostitution.
An Ohio zoo that has the last Sumatran rhino in the United States announced plans Tuesday to send him to Southeast Asia on a mission to mate and help preserve his critically endangered species.
In the animal world, sexual reproduction can involve males attempting to entice or force females to mate with them, even if they are not initially interested.
Female fish in the Bahamas have developed ways of showing males that "No means no."
A two year study of shags on the Isle of May National Nature Reserve in Scotland reveals that when winds are strong, female birds take much longer to find food compared with males.
Stronger winds forecast as a result of climate change could impact on populations of wild animals, by affecting how well they can feed, a study of seabirds suggests.
If you've ever found a banana overtaken by a swarm of tiny flies, you were in fact witnessing an orgy of amorous Drosophila melanogaster. These trespassers engage in fervent courtship and mating atop ripe fruits, and the ...
Male elephant seals compete fiercely for access to females during the breeding season, and their violent, bloody fights take a toll on both winners and losers. These battles are relatively rare, however, and a new study shows ...