VERTE B RATA . 337 



10. Psittaci, or Parrots. — These birds have a strong, 

 arched upper bill, with a cere at the base, a fleshy, thick, 



Fig. 322.— Head of a Fly-catcher (Tyrannus). 



and movable tongue, and paired toes. They have, usual- 

 ly, brilliant plumage. They live in trees and feed on 

 fruits. Such are the Parrots, Paroquets, and Cockatoos. 

 11. Insessores, or Perchers. — This order is the most nu- 



Fig. 323.— Goat-sucker (Caprimulgus). 



22 



