Friday, June 22, 2007

Common Kestrel

The Common Kestrel (Falco tinnunculus) is a bird of prey species belonging to the kestrel group of the falcon family Falconidae. It is also known as the European Kestrel, Eurasian Kestrel[1], or Old World Kestrel[2]. In Britain, where no other brown falcon occurs, it is generally just called "the Kestrel".
This species occurs over a large range. It is widespread in Europe, Asia, and Africa, as well as occasionally reaching the east coast of North America. The Common Kestrel is small compared with other birds of prey, but larger than most songbirds. Kestrels have long wings as well as a distinctive long tail like the other Falco species. This bird's plumage is mainly brown with dark spots. Unlike most hawks they display sexual colour dimorphism with the male having a blue-grey head and tail. The tail is brown with black bars in females, and has a black tip with a narrow white rim in both sexes. All Common Kestrels sexes have a prominent black malar stripe like their closest relatives.

Common Kestrel eggs
Common Kestrels measure 34–38 cm (~13–15 in) from head to tail, with a wingspan of 70–80 cm (~27–31 in). The average adult male weighs around 155 g (~5½ oz) with the adult female weighing around 190 g (~6½ oz).

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