Grass
Deer, moose, rabbits, birds, fish, bear, elk, lynx, hares, pigs, cattle, goats, and some smaller animals. The main food of tigers are buffaloes, antelopes, and rodents.
African Wild Dogs feed on antelopes and gazelles for their food source.
polar bears main source of food is fish, seabirds and sometimes reindeer
If you mean, "What's their main source of energy", then it's: Deer, moose, rabbits, birds, fish, bear, elk, lynx, hares, pigs, cattle, goats, and some smaller animals. The main food of tigers are buffaloes, antelopes, and rodents
The Cheyenne's main food source is buffalo berry's.
Corn or maize was a primary food source.
#
the main source of income in Ontario is clothes and food :P:P:P
main source for food and water
From what I know, Bengal tigers eat antelope and Chital(small deer)
carbohydrates
there is none