{"fact":"Think crows only use natural tools? Think again!  Blue jays have been observed shaping paper to retrieve food.","context":"Northern blue jays (Cyanocitta cristata), for example, were found manipulating the shape of newspaper strips provisioned at the bottom of their cage, and using them to pull in inaccessible food pellets (Jones & Kamil 1973).","source":"Nathan J Emery, Cognitive ornithology: the evolution of avian intelligence, 10.1098/rstb.2005.1736","index":364}