It is a large, gregarious, black-feathered bird, distinguished from similar species by the whitish featherless area on the face. Rooks nest collectively in the tops of tall trees, often close to farms or …

rook, (Corvus frugilegus), the most abundant Eurasian bird of the crow family Corvidae (q.v.). It resembles the carrion crow in size (45 cm [18 inches]) and in black coloration, but the adult rook …

Rooks are highly social birds, living and breeding in colonies known as rookeries. These colonies can range in size from a few nests to hundreds. Rookeries are not static; they may shift location over …

Rook calls are higher pitched and less rolling than other crow calls. Large, glossy black crow. Adult is easily passed off as another crow species unless you see the diagnostic pale patch at the base of …

Jun 3, 2023 · Discover the fascinating world of rooks, large Corvidae birds found throughout Eurasia. Learn about their appearance, expert egg-robbing skills, unique anting behavior, special memory, …

The meaning of ROOK is a common Old World gregarious crow (Corvus frugilegus) that nests and roosts in usually treetop colonies.

Aug 7, 2025 · Rooks are highly social birds, frequently observed in flocks of varying sizes throughout the year. They form strong pair-bonds that last a lifetime, with pairs staying together within these larger …

Rooks are colonial nesters, forming large, noisy rookeries in tall trees. Breeding typically begins in March, with pairs engaging in aerial displays and mutual preening.

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Rooks are highly social, living and interacting in large groups, although mating tends to monogamous. This bird species is largely arboreal and actively defends its territory.