b1c66ed260ae4cc15ba2cfde1881cf64

TitleFile:HylaArborea-CallingMale.jpg
Licensehttp://creativecommons.org/licenses/by-sa/3.0/
Rating4
VettedTrusted
Description
English: A European Tree Frog (Hyla arborea), calling male with distended gular vocal sac (photo taken at night).
 Deutsch: Ein rufendes Laubfrosch-Männchen (Hyla arborea) mit aufgepumpter Kehl-Schallblase (Bild nachts aufgenommen).
Original URLhttp://upload.wikimedia.org/wikipedia/commons/6/6f/HylaArborea-CallingMale.jpg
photographerChristian Fischer
providerWikimedia Commons
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith