cellular - characterized by or divided into or containing cells or compartments (the smallest organizational or structural unit of an organism or organization); the cellular construction of a beehive; any effective opposition to a totalitarian regime must be secretive and cellular.
They are among the smallest of birds, most species measuring in the 7.5â13 cm (3â5 in) range. Indeed, the smallest extant bird species is a hummingbird, the 5-cm bee hummingbird, weighing less than a U.S. penny (2.5 g). They are known as hummingbirds because of the humming sound created by their beating wings which flap at high frequencies audible to humans.
They usually resemble white pelicans but they are usually larger than these species. The length of this bird can be up to 6 ft and they can weigh anywhere between 12 to 14 kgs. Their wingspan is about 9 ft. The length of their bills can be up to 18 inches, which is among the second largest in the world.