Birdology: Adventures with a Pack of Hens, a Peck of Pigeons, Cantankerous Crows, Fierce Falcons, Hip Hop Parrots, Baby Hummingbirds, and One Murderously Big Living Dinosaur

by Sy Montgomery

Bravely risking (and sometimes losing) their lives, groups of crows mob day-flying predators like hawks, chasing away and cawing loudly;