When bonobo females enter a new group , they make strong friends and allies with other females .
当雌性倭黑猩猩加入新群体时,她们会与其他雌性建立强力的朋友及盟友关系。
Nyota , the babysitting bonobo , has become especially close to his four-month-old baby cousin , teco , according to the great ape trust , which provided the below images .