Hamadryas Baboon
Hamadryas Baboon (Papio hamadryas) has a red bottom and is colourful. Despite having varied outward appearances, both men and females exhibit brilliant red bottoms.
Guinea Baboon
These types of baboons are hairy except for the face which is black and the red bottom.
Japanese Macaque
Japanese macaques, or Macaca fuscata, are frequently encountered since they coexist closely with people in Japan.
Rhesus Macaque
Rhesus macaques (Macaca mulatta), a species with red bottoms, are used to coexisting with people.
Stump-Tailed MacaqueGiven the huge size of the males, this species, which has bright red faces and bottoms, is also simple to identify.
Celebes Crested Macaque
This species is known for its black crest and smiling figure, captured on what is believed to be the first monkey selfie.
MandrillMale mandrills tend to be more colorful and their faces stand out first.
DrillA species under conservation, Drill Monkeys (Mandrillus leucophaeus) are similar to Mandrills.
Olive Baboon
Olive Baboons have hair-free bottoms which means the red skin patch is visible to everybody.
Moor Macaque
Moor Macaques have red bottoms or thickened bottom exposed skin due to the constant friction.