Birdwatch: without ash, whither rooks?, Birds

Large swathes of the Somerset Levels have no rookeries at all as ash dieback disease takes its toll on trees

Rook - BirdWatch Ireland

Rook - BirdWatch Ireland

BTO Bird ID - Corvids - Crow, Rook, Raven

Rook - BirdWatch Ireland

Rook - BirdWatch Ireland

Rook (Corvus frugilegus) - North American Birds - Birds of North America

Rook (Corvus frugilegus) - British Birds - Woodland Trust

Mitthu The Parrot - Kissed By Creativity

BTO Bird ID - Corvids - Crow, Rook, Raven

These birds flock in mesmerizing swarms of thousands—but why is still a mystery

Crow and Rook Bird Scarer, Crow Rook Problems, Bird Control Systems