Monkeying around

Red-tailed monkey (Cercopithecus ascanius) in Mpanga Forest Reserve,
Uganda.

Grey-cheeked mangabey (Lophocebus albigena) in Mabira Forest
Reserve, Uganda.

Guereza colobus (Colobus guereza) in Arusha National Park, Tanzania.
Note the fully white fluffy tail- this is the East African highland form.

Guereza colobus (lowland form) in Kasoingere Forest, Uganda.
Note the black arms and thin white-tipped tail.

Angola pied colobus (Colobus angolensis) in Magamba Forest, Tanzania.
Note its white arm fur and thin white-tipped tail.

Patas monkeys (Cercopithecus patas) in Murchison Falls National
Park, Uganda.

L'Hoest's monkey (Cercopithecus l'hoesti) in Nyungwe Forest National
Park, Rwanda

Gentle blue monkey (Cercopithecus mitis) in swamps surrounding
Lake Mugesera, Rwanda

Vervet monkey (Cercopithecus pygerythrus) in Akagera National Park,
Rwanda

Olive baboon youngster (Papio anubis) in Arusha National Park, Tanzania