“For instance, behaviors like yawning, walking ... with a single adult male and several females and offspring, whereas orangutans are basically solitary.” Want more health and science stories ...

A study conducted at a chimpanzee sanctuary addresses for the first time why individuals in a group tend to urinate when others do as well. A phenomenon that has only been seen in humans and ...

The Houston Zoo announced Monday that Cheyenne the orangutan died over the weekend at age 52. In a post on social media, the zoo said Cheyenne died suddenly Sunday following an emergency exam ...

Typically, men don’t need to make a huge number of decisions when dressing. But one that counts: Which shoes and pants work best together? A winning combo, which is not necessarily the obvious ...

It’s official, yawning is actually good for you. But why do we yawn? According to sleep experts, it releases the ‘feel good’ hormone serotonin, as well as dopamine, which helps influence ...

It reminded them of human behavior, and they wondered whether it might be comparable to contagious yawning. To find out, they documented peeing behaviors in the Kumamoto chimpanzees over more than ...

I’m 84 and I can’t stop yawning. It’s upsetting my family and friends because they think I’m bored of them. I’m not tired either, so that can’t be the cause. What should I do?

Yawning isn’t the only bodily function that’s contagious. Japanese scientists have discovered that chimpanzees are more likely to urinate when they see other primates going No. 1 as well, as ...

They were curious to see if urination could be similar to contagious yawning seen in humans. In the study, they documented peeing behaviors in 20 chimpanzees at the Kumamoto Sanctuary. In more ...

The famously unhurried animals spend the Super Bowl commercial trying it to make it through the Monday after the big game Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...