Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. For any animal, releasing sperm cells requires a bit of time and ...

The animal kingdom can get pretty weird when it comes to sex and relationships. Different creatures have evolved all sorts of methods to pass on their genes to the next generation and beat out ...

Residents of Tampa, Florida have reported hearing strange noises coming from the bay for years, and now scientists believe it may be fish mating — very loudly, according to reports. The deep, ...

After analyzing over 2,000 hours of ocean acoustic recordings gathered over 12 years, marine biologists say that groupers ...

Researchers have finally traced the origin of the spotted ratfish’s bizarre forehead teeth, which are used for mating ...

While a dominant male fish from northern Mexico mates with a female, a small fella bides his time in the offing. Suddenly, the little guy darts in ahead of Mr. Big and plants his seeds on freshly laid ...

By recording grouper grunts for 12 years, scientists discovered major shifts in how red hind spawn and compete. Courtship ...

Pharmaceuticals and household chemicals in rivers and streams may be affecting how fish mate and spawn, scientists warn, even when the substances are not present at levels high enough to cause visible ...