BirdLegs2.jpg
Anton Reichenow
en
BirdLegs2, Comparisons of bird feet, Illustrations of bird feet
commons
en
BirdLegs2, Legs of birds (labels moved)
commons
ja
BirdLegs2、鳥足の比較図、鳥足図
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ja
BirdLegs2、小鳥(レーベルが移った)
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heterodactyl foot heterodactyl zygodactyl