(1)Birds are excellent source of fo

(1)Birds are excellent source of food.
(2)Chickens and turkeys are examples of birds which supply man with great quantities of meat.
(3)Chickens and other birds also supply eggs.
(4)Farmers consider most birds as friends because they destroy insect pests and the seeds of weeds.
(5)Birds are useful to people.
(6)Salt Lake City has a monument to sea gulls, which ate up many thousands of crickets that threatened crops of the Mormon farmers
(7)Many birds of prey destroy harmful mice, rats, and ground squirrels.