The Indian giant squirrel or Malabar giant squirrel (Ratufa indica) is a large tree squirrel species endemic to forests and woodlands in India. It is a diurnal, arboreal, and mainly herbivorous squirrel.
The Indian giant squirrel is one of the largest squirrels with a head–and–body length of 25–50 cm (10 in–1 ft 8 in), a tail that is about the same or somewhat longer, and a weight of 1.5–2 kg (3.3–4.4 lb), although rarely up to 3 kg (6.6 lb)