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Field Guide to Birds of North America
Species Overview
Identification
Behavior
Portrait
Gyrfalcon
Falco rusticolus
Order
FALCONIFORMES
Family
Caracaras and Falcons (Falconidae)
Code 4
GYRF
Code 6
FALRUS
ITIS
HEAD
Bill Shape:
Hooked
Eye Color:
Dark brown.
Head pattern:
Streaked, Malar or malar stripe
Crown Color:
White to gray-brown.
Forehead Color:
White to gray-brown.
Nape Color:
White to gray-brown.
Throat Color:
White to gray-brown.
Cere color:
Yellow
SPONSORED ADVERTISEMENTS
BODY
Length Range:
51-64 cm (20-25 in)
Weight:
1179 g (41.6 oz)
Size:
Large (16 - 32 in)
Color Primary:
White, Gray
Underparts:
White to gray-brown with speckles.
Upperparts:
White to gray-brown.
Back Pattern:
Spotted or speckled, Solid, Scaled or scalloped
Belly Pattern:
Striped or streaked, Solid, Mottled
Breast Pattern:
Striped or streaked, Solid, Mottled
FLIGHT
Flight Pattern:
Sometimes soars on thermals., Slow powerful steady wing beats.
Wingspan Range:
122-163 cm (48-64 in)
Wing Shape:
Pointed-Wings, Long-Wings
Tail shape:
Fan-shaped Tail
Tail Pattern:
Barred
Upper Tail:
White to gray-brown.
Under Tail:
White to gray-brown.
Leg Color:
Yellow
.
Parts of a Standing bird
X
Head Feathers and Markings
X
Parts of a Flying bird
X