{"fact":"When given unfamiliar objects, some New Caledonian crows used tools to interact with them on their very first try.","context":"Three subjects, on a total of five trials, first contacted the object with a tool.","source":"Joanna H. Wimpenny; Alexander A. S. Weir; Alex Kacelnik, New Caledonian crows use tools for non-foraging activities, 10.1007/s10071-010-0366-1","index":157}