How does the variety of plants in a biome affect the variety of animals in a biome?

The variety of plants in a biome affects the variety of animals in the same because each animal has different needs regarding its feeding, habitat and interaction with the ecosystem, so that each animal is located in that biome whose characteristics (including plants) meets its needs.

For example, chimpanzees feed on fruits, insects and small reptiles and mammals. In turn, its habitat requires tall and leafy groves, since its species develops its habitats in the treetops. Therefore, a chimpance can only be found in a biome of the tropical forest type, since it meets its needs.