Hummingbird
Hummingbirds are birds native to the Americas and constitute the biological family Trochilidae. They are among the smallest of birds, most species measuring in length. Indeed, the smallest extant bird species is a hummingbird, the bee hummingbird weighing less than .
Discheramocephalus brucei
Discheramocephalus brucei is a species of feather-winged beetle, the smallest beetles on earth, first found in Cameroon.