“…The selected foxes not only exhibited changes in behaviour, 5,8 but also displayed changes in phenotypical features, such as reduced snout length, smaller teeth, floppy ears, decreased brain size, depigmentation, and frequent oestrus cycles 5,8,9 . Similar changes in the brain and cranial morphology have also been observed in cattle, 10 camelids, 11 rabbits, 12 chickens, 13 fowl, 14 cats, 15 rats, 16 and various other mammals 17 . Some morphological changes associated with domestication have also been reported in the skulls of wild foxes living in cities 18 .…”