anatomy of a bird ![click to hear : anatomy of a bird](/images/speaker-vert.gif)
Anatomie eines Vogels ![click to hear : Anatomie eines Vogels](/images/speaker.jpg)
esophagus ![click to hear : esophagus](/images/speaker-vert.gif)
Ösophagus ![click to hear : Ösophagus](/images/speaker.jpg)
gizzard ![click to hear : gizzard](/images/speaker-vert.gif)
Muskelmagen ![click to hear : Muskelmagen](/images/speaker.jpg)
lung ![click to hear : lung](/images/speaker-vert.gif)
Lunge ![click to hear : Lunge](/images/speaker.jpg)
kidney ![click to hear : kidney](/images/speaker-vert.gif)
Niere ![click to hear : Niere](/images/speaker.jpg)
ureter ![click to hear : ureter](/images/speaker-vert.gif)
Ureter ![click to hear : Ureter](/images/speaker.jpg)
pancreas ![click to hear : pancreas](/images/speaker-vert.gif)
Pankreas ![click to hear : Pankreas](/images/speaker.jpg)
small intestine ![click to hear : small intestine](/images/speaker-vert.gif)
Dünndarm ![click to hear : Dünndarm](/images/speaker.jpg)
cloaca ![click to hear : cloaca](/images/speaker-vert.gif)
Kloake ![click to hear : Kloake](/images/speaker.jpg)
cecum ![click to hear : cecum](/images/speaker-vert.gif)
Blindsack ![click to hear : Blindsack](/images/speaker.jpg)
rectum ![click to hear : rectum](/images/speaker-vert.gif)
Rektum ![click to hear : Rektum](/images/speaker.jpg)
duodenum ![click to hear : duodenum](/images/speaker-vert.gif)
Duodenum ![click to hear : Duodenum](/images/speaker.jpg)
liver ![click to hear : liver](/images/speaker-vert.gif)
Leber ![click to hear : Leber](/images/speaker.jpg)
proventriculus ![click to hear : proventriculus](/images/speaker-vert.gif)
Drüsenmagen ![click to hear : Drüsenmagen](/images/speaker.jpg)
crop ![click to hear : crop](/images/speaker-vert.gif)
Kropf ![click to hear : Kropf](/images/speaker.jpg)
heart ![click to hear : heart](/images/speaker-vert.gif)
Herz ![click to hear : Herz](/images/speaker.jpg)
trachea ![click to hear : trachea](/images/speaker-vert.gif)
Luftröhre ![click to hear : Luftröhre](/images/speaker.jpg)
buccal cavity ![click to hear : buccal cavity](/images/speaker-vert.gif)
Mundhöhle ![click to hear : Mundhöhle](/images/speaker.jpg)