Sooty Tern Foot
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“Sterna fuliginosa. Sooty Tern. feet stout; toes short; with much incised webs; tibia bare .70; tarsus 1.00; middle toe and claw 1.20; outer do. 1.05; inner do. .75; hind do. .30. “Elliot Coues, 1884
Keywords
birds, ornithology, bird anatomy, bird foot, tarsus, bird feet, North American birds, external parts of birds, bird claws, bird toes, Sterna fuliginosa, Sooty Tern, bird tibiaGalleries
Bird AnatomySource
Elliot Coues Key to North American Birds (Boston, MA: Estes and Lauriat, 1884)
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