Male and female whale sharks - filter-feeding marine behemoths - grow at different rates, with females doing so more slowly but getting much larger than the guys, according to research that offers ...

Did you know that autumn is spider mating season? Here's how male spiders find their female mates during fall.

FORT WORTH, Texas — The Fort Worth Zoo's newest resident, a female Asian elephant, has an official, Texas-themed name, ...

The Bangladesh government has imposed a new 22-day ban on female hilsa fishing to protect mothers during the breeding season.

Researchers who analyzed data from zoo animals found that it is not only genetics, but mating pressures that may determine ...

Women have an evolutionary advantage when it comes to living longer. They outlive men by about five years. This gender gap is ...

Known as the mother of Colombian corals, at 70, marine biologist Elvira Alvarado is still diving — and pioneering "coral IVF" ...

Northeast Florida animal shelters feature a variety of dogs and cats available for adoptions. Here are 10 this week.

Sexual behavior is one reason why female mammals typically live longer than their male counterparts, according to a new study ...

Across 1,000 species, males die younger than females—even in zoos. A global study shows biology, not just lifestyle, drives ...

The surprising and fascinating way snakes behave when they're breeding.