For the first time, we know more than we ever expected to know about the sex lives of the majestic beluga whale. It's ...

Beluga whales avoid inbreeding by switching partners over time, helping a small, isolated population stay genetically healthy ...

For instance, it has been argued that as the modern human Y chromosome replaced the Neanderthal equivalent, Neanderthal males became sterile. Other research suggests that human genes might have messed ...

A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to ...

In the icy waters of Alaska’s Bristol Bay, beluga whales rely on an unexpected survival strategy: sharing mates over many ...

Sheep and goats may look similar, share pastures and even behave alike – but can they actually produce offspring together?

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

Formula 1 up-and-comer Gabriel Bortoleto believes four-time world champion Max Verstappen would make a great team-mate because of his ability to “unite” a squad. For much of his F1 career, the ...

Did you know that some of the world's biggest cats don't actually exist in the wild? These incredible animals are known as hybrids. A hybrid is born when two different species mate and create unique ...

Shasta, a horse at M&W Farms, is not pleased. Why? The baby donkey had to go back to the barn and she's mad about it. "She's so sad and mad that we took the baby donkey and put it in the barn," the on ...

There’s a time-worn statement regarding things being "here today and gone tomorrow” that proves true in our everyday lives as well as in nature. Trends and products wax and wane within human societies ...