Answer:
A guy with a harpoon
Explanation:
most likely the guy with a harpoon would win because they would be above the shark instead of at eyelevel. if the person were to be above the shark they would be able to see where to throw it better and the shark wouldn't be able to see the person as well.
Answer:
Grass consumes the sunlight and water, a gazelle may eat that grass, a heyena may eat that gazelle, and a lion may eat that heyena.
Explanation:
Answer:
No, only hummingbirds can fly backwards
Explanation:
Sweating
It does not involve the respiratory system.