{"fact":"Unlike some primates, New Caledonian crows demonstrated the ability to apply their problem-solving skills to a visually different but functionally similar task, suggesting they can reason analogically.","context":"In contrast to a recent primate study, the three crows then solved a causally equivalent but visually distinct problem—the trap-table task.","source":"A.H Taylor; G.R Hunt; F.S Medina; R.D Gray, Do New Caledonian crows solve physical problems through causal reasoning?, 10.1098/rspb.2008.1107","index":181}