From du Maurier & Hitchcock to grudge-holding crows
Angry birds — and especially smart, angry birds — aren’t just the subject of my latest NYT Mag mini-column. Because my mom collected and bred parrots, they’re something I’ve spent far too much time pondering. Did you know that crows develop grudges against individual people that they impart to their flocks? Or that African Greys are capable of labeling and . . .