From blood-squirting lizard eyes to zombie cockroaches, the natural world is ready for a truly terrifying Halloween.

Adult male slow loris showing venomous saliva. Source: Andrew Walmsley, used with permission. The slow loris seems adorable. But its puppy-dog eyes and charming face mask belie its wild nature: These ...

BUFFALO, N.Y. — They sleep during the day and forage at night. They can’t jump, but they’re excellent climbers. They have huge round eyes. And — unique among primates — they have a venomous bite. Meet ...

This little guy is so cute isn’t he? He’s a newly discovered slow loris—a kind of primate related to lemurs—and you can’t help but want to give him a cuddle. Don’t piss him off though, because he has ...

An accident when he was just days old led to an adorable primate at an Ohio zoo being named after a powerful Jedi master. The Cincinnati Zoo said the pygmy slow loris had an accident just a week after ...