It takes resources when there are more animals it takes more food then when you run out of food you will have to buy more which you will run out of money its all about money without money animals will starve.
Your answer is takes resources.
You can jog along the roads and countryside picking up litter, and you could also manually plant trees and other native vegetation in areas of sparse plant life to restore the habitat. You can volunteer with various programs dedicated to caring for the wildlife in an area. many of the volunteer programs require physical work to be done.
From my understanding true because they are the fats and carbs carbs our calories calories are energy
TRUE
And the peripheral nervous system