#4 Bee Hummingbird is the smallest bird.
Its weight is 2 g. These crumbs live in Cuba. 7 cm is their maximum size. The largest hummingbird is even larger than a sparrow. So the largest one is able to grow by 22 cm.
Beak. Slim and long. The edge of the upper beak slightly wraps around the lower one. Like all birds, its base is covered with bristles. Hummingbirds have a special forked tongue.