Due to the sheer scale of this comment community, we are not able to give each post the same level of attention, but we have preserved this area in the interests of open debate. Yet people steal approximately 3,000 baby macaques from their natural habitat each year. Although this hypothesis requires further testing, maternal refrainment from intervention seems to be a maladaptive response in cases of long-lasting kidnappings by nonlactating females because the infant's life is at stake and the cost of the loss of an infant is presumably higher than the potential risk of injury in a fight.Present address: Yerkes Regional Primate Research Center, Emory University, 2409 Taylor Lane, 30243, Lawrenceville, GA, U. S. A.You can also search for this author in Midwifery has been believed to be a unique human behaviour She approached only once the baby’s head and shoulders had appeared.She then stood on her hind legs and grabbed the emerging infant with both her hands, and pulled it towards her chest.Within 18 seconds, she had completely pulled the baby from the mother’s birth canal.As soon as it was born, the older monkey held the baby, and licked it.Finally, the mother of the baby reached out to take it, and the older female let her do so without resistance.