Watch as a tiny pet snail uses a leaf to parasnail around its aquarium. While rarely seen, the activity is common for snails ...

For decades, the coelacanthexisted only in fossil records—until one turned up in a South African fishing net. It was 1938 ...

Anglers set their fishing lines off the coast of El Salvador and waited. When they eventually hauled in their catch, they realized they’d snagged a “rare” 3-foot-wide sea creature. It turned out to be ...