In the same way that human lungs work.
leapords, tigers, humans, big pythons.
tigers
orangutans are not small at all they are big {u can check on google just write Orangutans}the females are smaller than the males the males have cheek flaps which makes them look bigger.
they just do have big and bald lungs
An orangutan is not a monkey. It is an ape.
no snakes cannot kill orangutans because they could eat a snake. And they are way to big to be eatan by a tiny snake. If they're was a anaconda then there might be an possible chance.
Big
no
A group of orangutans is called a "Congress".E.G. The local zoo has a congress of Orangutans on show.
Orangutans are solitary and need a lot of space, not because they don't like other orangutans, but because they eat a lot of fruit since they are big animals. Since they eat so much fruit, they need a lot of space to find enough fruit.
Both female and male orangutans are called the same.