The direct source of energy to move the sailboat is probably wind, since wind is what pushes the sail of the sailboat, which is what propels the sailboat forward.
Hope this helps!
If the prey is not getting enough food, they will eventually die which affects the number of predators because then the predator species would also die
Answer:
who is that ? and what are fruit flies ?
Explanation:
The scientific study of the biological aspects of social behavior in animals or humans! Hope this helped.
