Gray Treefrog (Hyla vericolor or Hyla chrysoscelis) camouflaged on a tree near Geuda Springs,Kansas. The common grey treefrog and Cope's grey treefrog are indistinguishable by appearance,only by voice and by the fact that the common grey treefrog has an extra,48th,set of chromosomes | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Highfill, Kenneth M. |
Bildgröße: | 4950 px × 3300 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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