15 MEMBERS: LAST UPDATED 31/01/2024

Susa is known to have the first set of surviving twins in the history of mountain gorillas in 2004 (Impano and Byishimo) and later in 2011 (Impeta and Umudende, although Impeta passed on in 2015). Susa group is found in Volcanoes National Park in Rwanda and is led by dominant Silverback Impuzamahanga after Kurira disappeared/left the group on 20^th May 2020. It is also referred to as the original Susa. Susa is an old and famous group in Volcanoes National Park formed in 1974 with initially 7 individuals. Before splitting up in 2009, it was the biggest ever recorded group counting 41 members. Susa split into 2 other groups (Karisimbi and Igisha). Karisimbi later split into another fraction to form Isimbi group. After the split, the original Susa group remained with 16 individuals. Today Susa group is composed of 15 individuals including 3 Silverbacks, 3 Adult females, 2 Blackbacks, 1 Sub-adult female,1 Sub-adult male, 2 Juveniles and 3 Infants. Susa group is known to have been a victim of a poaching incident in May 2002 where 2 adult females were killed trying to protect 2 babies from poachers who wanted to steal and sell them on the illegal market.