Would the monkeys develop regional vocalizations that were contrary to how their species normally communicated? Can animals ...

Anup Shah & Fiona Rogers Weighing under a pound at birth, lion-tailed macaques nurse for up to a year. Anup Shah & Fiona Rogers Near an old plantation, a young macaque, not quite an adult ...

Macaque mothers experience a short period of physical restlessness after the death of an infant, but do not show typical human signs of grief, such as lethargy and appetite loss, finds a new study ...