KATARINA ZIMMER: ‘Human mothers will usually cradle their infants on their left sides, such that they can gaze into each other’s left eyes, a position thought to favor processing in the brain’s right hemisphere. A new study in Biology Letters… shows that walruses and flying foxes are no different, having such lateralized cuddling biases during … Continue reading Like Humans, Walruses and Bats Cuddle Infants on Their Left Sides