Species Name: Chlorocebus aethiops
The Grivet monkey (Chlorocebus aethiops) is an Old World monkey with long tufts of white fur on the sides of its face. Grivet monkeys are very social animals. They travel in small groups and are among the few species to have groups with multiple males.
Species Name: Chlorocebus sabaeus
The green monkey (Chlorocebus sabaeus), also called the sabaeus monkey, is an Old World monkey with golden-green fur, pale feet, and hands. Green monkeys' locomotion varies little, regardless of substrate or habitat. In nearly all circumstances, they move quadrupedally in the treetops or on the ground.
Species Name: Theropithecus gelada
The gelada often called the gelada baboon, or the bleeding-heart monkey, is an Old-World monkey found only in the Ethiopian highlands. Geladas aren't territorial, and it is not unusual to find congregations of separate groups foraging together when conditions are favorable.