The Photuris firefly is an iconic genus of lightning bugs. Female species in this genus lure and eat other male fireflies.

“Six years into its North American invasion, the elm zigzag sawfly ( Aproceros leucopoda) is making waves – or, more ...

Some wasps are unsettling, and then there are species so extreme that even the scientists who study them reach for words like ...

Insects are often seen as invaders due to high-profile species like the yellow-legged (Asian) hornet, the harlequin ladybird ...

See how ants changing colors with vivid fluid and colorants.

When you think of birds, you might imagine wings flapping silently against a blue sky. The kākāpō, however, lacks these ...

The arachnophobes have come to a decision: jumping spiders can stay. The other spiders must leave, but jumping spiders are ...

Erik Irmer has been documenting the spread of invasive plant and animal species that disrupt native ecology across Europe. He focuses on humans’ interactions with these plants and animals. Aliens is p ...