“Tiger sharks typically roam widely in what can seem like random patterns, so finding such a strong and consistent seasonal ...

Every winter about 10,000 elephant seals make their way to California's Año Nuevo State Park to fight, mate and give birth.

Learn what really happens during coyote mating season and why howls, sightings, and territorial behavior spike in late winter ...

Top paleontologists have discovered that mating between some species of prehistoric behemoths was so violent that they ...

Nature is full of surprises, but few are as fascinating as hybrid animals, creatures born from crossing two different species ...

A team of shark researchers from the University of Hawaiʻi at Mānoa has solved a long-standing mystery, identifying the first ...

Many animals do something that still surprises researchers: females often mate with more than one male. This ...

In the spring of 2023, we returned to Península Valdés, a rugged coastal region in Argentine Patagonia, expecting to witness the familiar sights and ...

‘Le Petit Mort’ or ‘the little death’ is the euphamistic term for orgasm. But for some animals, sex and death are more ...

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...

Malabar giant squirrels are not only the largest squirrels in the world, but a keystone species in their forest ecosystem.