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Field Guide to Birds of North America
Species Overview
Identification
Behavior
Portrait
Greater Crested Tern
Thalasseus bergii
Order
CHARADRIIFORMES
Family
Gulls, Terns, Skimmers (Laridae)
Code 4
Non-AOU
Code 6
THABER
ITIS
HEAD
Bill Shape:
All-purpose
Eye Color:
Black
Head pattern:
Capped, Crested or plumed
Crown Color:
Black
Forehead Color:
Black.
Nape Color:
White
Throat Color:
White
Cere color:
No Data
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BODY
Length Range:
41-51 cm (16-20 in)
Weight:
320-397 g (11.3-14 oz)
Size:
Large (16 - 32 in)
Color Primary:
Gray
Underparts:
White
Upperparts:
Gray
Back Pattern:
Solid
Belly Pattern:
Solid
Breast Pattern:
Solid
FLIGHT
Flight Pattern:
Direct flight with easy, graceful, shallow wingbeats.
Wingspan Range:
99-130 cm (39-51 in)
Wing Shape:
Pointed-Wings
Tail shape:
Forked Tail
Tail Pattern:
Solid
Upper Tail:
Black
Under Tail:
White
Leg Color:
Black
.
Parts of a Standing bird
X
Head Feathers and Markings
X
Parts of a Flying bird
X