Hunting & Food: They also snatch birds, and occasionally bats, from their roosting perches. Incubating birds, such as Blackbirds, Woodcocks and pigeons, have been picked off their nests. Prey taken include rabbits, moles, mice, shrews, voles, and other rodents. They also eat earthworms, insects (beetles especially), birds, frogs, fish, lizards, molluscs, and crustaceans.