Partula snails all but vanished from Polynesia after the arrival of a carnivorous foreign snail. But a global alliance of zoos has worked to bring them back.

A rare Hawaiian tree snail returns to the forest after decades of extinction in the wild, marking a key conservation milestone.

"They are vital." Experts confirm astonishing comeback of creature once thought extinct: 'Extremely gratifying' first ...

If you have a worm bin at home, you understand the efficiency of invertebrates. A healthy colony of red wrigglers can eat their collective weight every day, recycling your kitchen scraps into worm ...