Some Hooded crows (Corvus cornix) understand how a loose string works
Sign Up to like & getrecommendations! Published in 2025 at "Scientific Reports"
DOI: 10.1038/s41598-025-99778-z
Abstract: In a loose-string task an out-of-reach tray baited with food can only be retrieved by simultaneously pulling on both ends of a string threaded through the loops on the tray. This task is used to… read more here.
Keywords: string task; hooded crows; string; loose string ... See more keywords