Watch the elf owl, the smallest owl in the world, hunt food for its chicks. Despite their small size, these owls are able to tackle prey almost as big and powerful as themselves. Anna’s Hummingbird ...

Hikers on an outing in the Cascades occasionally look up to a tree-top and notice a tiny owl staring down at them. This is the northern pygmy-owl and it is tiny, indeed, a mere 63/4 inches long. Only ...