Impalas, e.g. are a species of antelope found in Africa and parts of Asia. They are medium-sized animals with a slender build and long legs, and they have distinctive black and white markings. They are known for their speed and agility, and they can reach speeds of up to 60 miles per hour. Impalas are herbivores and feed on grasses, leaves, and fruits. They live in herds and are social animals, often seen grazing together in open grasslands.