FALCO PEREGRINUS, 
PEREGRINE FALCON, 
Generic Character, ^-^d" Fako Chryfeatos. 
Synonyms. 
Falco Peregrinus, M. Orn. i.p, 33. 72. 
Peregrine Falcon. Br, Zool. 1. 48. iak 8. Ik 
fol. tab. A,* 5. Lath. Syn. t. 
p. 73. Ib.Jupt p, 18, Moftt. 
Orn, vol, 1. 
.The weight of this fpecies when full grown, is from two- 
to three pounds; length about twenty inches; breadth near 
four feet ; bill fhort, very ftrong, and fharp at the point ; 
cere, in adult birds, bright yellow ; at different periods of age 
it varies from green to yellow ; irides yellow in the young 
bird, changing to dufky as it advances in age ; legs fhort and 
ftrong ; toes long ; claws ftrong and much hooked ; the fexes 
differ but little in colour ; the female exceeds confiderably 
in fize, but the male is generally the brighteft coloured 
and the livelieft bird. 
The Peregrine Falcon (or Duck Hawk, the pro- 
vincial name of this fpecies in many parts of this country) 
is feveral years arriving at its full plumage ; a confiderable 
difference being obfervable in the two laft changes has induced 
us to give the prefent figure, as it frequently has been con.- 
fidered as a diftin£l fpecies when in the prefent ftate. 
Our 
