{"fact":"When tested with mirrors, some crow species, like jungle crows, do not show signs of self-recognition, demonstrating the diversity of self-perception abilities within the corvid family.","context":"No self-contingency behavior was reported for the jungle crows; the birds may not have received enough mirror experience though, since they had only 3 sessions of 25 minutes with a vertical mirror, and the same amount of time with a horizontal mirror.","source":"S'ebastien Der'egnaucourt; Dalila Bovet, The perception of self in birds, 10.1016/j.neubiorev.2016.06.039","index":664}