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 .
List of birds of Leicestershire and Rutland
The storm-petrels are the smallest seabirds, feeding on plankton and small fish picked from the surface, typically while hovering. They nest in colonies on the ground, most often in burrows. There are about 20 species worldwide, two of which are rare vagrants to Leicestershire and Rutland.