Crows Clean Up Sweden's Streets, One Cigarette Butt at a Time
Crows in Sweden are being trained to gather cigarette butts from public spaces for food. The birds exchange the butts t…
Crow Gatherings in Residential Areas Explained
Crows, known for their intelligence, often gather in large groups in residential areas, a phenomenon known as a "murder…
Crows Trade Trash for Food to Clean Swedish Cities
Crows are being trained in Sweden to turn in their trash for food, helping to clean up city streets. By exchanging ciga…
Crows Remember Human Faces for Up to 17 Years
Crows possess an extraordinary ability to recognize human faces and recall interactions for up to 17 years; the birds a…