With a pair of teddy bear eyes, a button nose, and face that looks like a cross between a red panda and a sloth, the Javan slow loris may well be one of the cutest critters on the planet. But what we see as adorable, other animals may interpret as a dire warning.

Lorises are the world’s only venomous primates, you see. The pipsqueaks secrete toxins in their saliva, as well as from glands on their inner arm.

When the two mix, it creates a sort of double venom, says Anna Nekaris, a conservation biologist at Oxford Brookes University in the United Kingdom.

The thing is, while lorises boast a lethal bite, they are tiny and slow. That means it would be