Snails have shells the moment they're born, but it's kind of hard to tell. In fact, it's hard to even see a baby snail. Some are nearly microscopic, such as Angustopila psammion, whose adult-sized ...

Over the past two decades, the Gulf of Maine has become a popular landing spot for invasive species from across the world, ...

Environmentalists are urging federal officials to save a pair of Northwest species that you’ve probably never heard of. If you’ve seen one of them, you might have mistaken it for a pebble on the ...