Here are the animals with the fastest-acting venom on Earth. First up: spiders. There are around 40,000 species of spider and most are venomous. But, thankfully, only a handful pose a threat to ...

But this versatile, injectable substance is also used to attack or defend by a number of animals - including some you might not expect. Slow lorises (above) are the only venomous primates. They have ...

Below is a quick look at those three snake species to be aware of this spring and summer: ...

The United States also has a rich diversity of wildlife, some of the most venomous animals in the world. From the most poisonous snakes in the woods to deadly ocean animals in the seas ...

A peptide found in bull ant venom closely resembles a hormone of its primary predator, triggering hypersensitivity and making subsequent bites even more painful than the ones that came before. NIH’s ...