Staff from Hawaii receive training on how to handle snakes. It’s part of a larger effort to ensure prevention and response capacity. — Photo courtesy Mike Ade, Maui Invasive Species Committee ...

A tilapia invasion is threatening native wildlife in Australia. Now, researchers are tracking the species' moves in an effort ...

Both species of tilapia mostly eat a commonly found food source—aquatic plants—which allowed them to dominate fish communities. They were also found to eat the eggs of native fish.