{"fact":"Hawaiian crows are skilled tool users, showing abilities similar to the well-known New Caledonian crows.","context":"Rutz et al. (2016) report that the Hawaiian crow (Corvus hawaiiensis) is also a tool-using species. ...The finding suggests its behavior is tantalizingly similar to that of the famous tool-using New Caledonian crow...","source":"Natalie Uomini; Gavin Hunt, A new tool-using bird to crow about, 10.3758/s13420-017-0262-5","index":512}