We humans sometimes have to rethink the traditional way we look at food when we are considering it for the chimpanzees. The chimps might see something we cut off and compost as more of a snacking challenge.
A great example of this is the pineapple top.
So just because it might seem slightly weird and fibrous to a caregiver, doesn’t mean it’s not delicious to a chimpanzee.
Chimpanzees enjoy alfalfa cubes