{"fact":"When the overall volume of food is the same, crows don't necessarily go for the larger number of pieces, potentially prioritizing total food amount over the effort of picking up many small items.","context":"This lack of bias may suggest an ecological role of selection for a patch with higher amounts of food and not necessarily the exact number of food items for optimal foraging in jungle crows.","source":"Bezawork Afework Bogale; Masato Aoyama; Shoei Sugita, Spontaneous discrimination of food quantities in the jungle crow, Corvus macrorhynchos\n, 10.1016/j.anbehav.2014.05.012","index":406}