EURASIAN KESTREL SECRETS

Biles put the GPS tags on ten birds within the Wintertime of 2019–2020. When eight returned another year, she was elated. Then dismayed. Though seven from the Teflon backpacks had withstood the kestrels’ razor-sharp beaks, Biles quickly understood she couldn’t get them off—because she couldn’t recapture the birds.Fowl Seeing Academy & Cam