Feet and Legs 371 



Parrots use their feet for more different purposes than 

 do any other ])irds: thev are the monkeys of the feathered 



Fig. 291.— Cockatoo perching with one foot and holth'ng food witli tlic other. 



world. They cUmb wires or branches one step after the 

 other, their beaks taking the place of a third foot in this 

 style of locomotion. They pick up food, such as a banana 



