Crows That Say “Thank You”: The Fascinating Phenomenon of Bird Gifting 🪶 Crows, known for their intelligence and complex social behavior, have been documented leaving small “gifts” for humans who feed them regularly — a remarkable behavior researchers call gifting. According to Audubon, one of the most famous cases involved Stuart Dahlquist, who fed a family of crows in Seattle for years. One morning, he discovered a pine twig with a soda tab carefully threaded through it — placed exactly where