The word clime is another word for climate. For example, a circle surrounded by other circles has a concentric shape. The word coniferous describes evergreen trees and shrubs that bear cones such as pine, fir, and spruce trees. An animal that is regarded as cosmopolitan is not limited to just one part of the world. In other words, it can be found all over the globe.
Coverts are the smaller feathers of the wing and tail that cover the bases of the larger feathers.
A crescent is a shape which looks like a small part of the moon. For example, a crescent moon is in its first or last quarter. The crown is the top of the head. A dihedral occurs when the angle between two sides of a spherical triangle is the angle of intersection of the planes of their corresponding circles. In the case of raptors, some birds of prey have rounded facial features.