An impala is a medium-sized African antelope. The name impala comes from the Zulu language meaning "gazelle". They are found in savannas and thick bushveld in Kenya, Tanzania, Swaziland, Mozambique, northern Namibia, Botswana, Zambia, Zimbabwe, southern Angola, northeastern South Africa and Uganda. Impalas can be found in numbers of up to two million in Africa. They tend to live in herds.