What specific requirement made the Brown Spider Monkey suffer the most from fragmentation?

Answer

Its dependence on a specific diet of only ripe fruits found high in the canopy.

The Brown Spider Monkey is a strict specialist that is highly arboreal and dependent on specific food resources located high in the canopy, leading it to suffer the most and only appear in the largest, highest-quality fragments.

What specific requirement made the Brown Spider Monkey suffer the most from fragmentation?
Ecologyhabitatbiodiversityfragmentationeffect