plants
All animals are heterotrophs. [ex: zebras, frogs, humans, horse, mice] Anything that gets it's energy source/food from another source is a heterotroph. Plants are not heterotroph, they are autotroph...
animals, humans, monkeys, etcc
Any living animal like a lion, because it doesn't produce its own food.
All animals.(some exampls: zebras, fish, lizards, lions, toucans, koalas, giraffes, deer, tigers, foxes, crocodiles, sting rays, penguins, walruses, otters, badgers, sea lions, beavers, dolphins,...