Paul Saladino· MD
they fed them fruit and these monkeys did not do well they didn't reproduce in a young zoologist at the zoo said you know we're giving them fruit that basically we grow it we buy at the grocery store and the fruit that these guys are eating out in the jungle is full of bugs in fact chimpanzees have been observed by Jane Goodall to take a bite of fruit and look at it and then throw it on the ground and she found that the one that were thrown on the ground didn't have any bugs in him and so they introduced 6% animal protein into the diet of the marmoset monkeys to make up for these insects that they weren't getting in their diet and lo and behold they thrived and they actually began to reproduce