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Posted

I wish the chicken skeleton was more upright, but you can see the similarities.  The enlarged sternum (breastbone) on the chicken is an evolutionary development for anchoring flight muscles.

 

tumblr_lmlxmx11kD1qlpvdxo1_500.gif

 

https://www.google.com/search?q=chicken+and+theropod+skeletons&tbm=isch&source=univ&client=firefox-b-1-d&sa=X&ved=2ahUKEwjTx-Lr5b7hAhUNVa0KHXvHAOIQsAR6BAgJEAE&biw=1366&bih=626#imgrc=3gHTDaeFjeMmaM:

Posted

I wish the chicken skeleton was more upright, but you can see the similarities.  The enlarged sternum (breastbone) on the chicken is an evolutionary development for anchoring flight muscles.

 

tumblr_lmlxmx11kD1qlpvdxo1_500.gif

 

https://www.google.com/search?q=chicken+and+theropod+skeletons&tbm=isch&source=univ&client=firefox-b-1-d&sa=X&ved=2ahUKEwjTx-Lr5b7hAhUNVa0KHXvHAOIQsAR6BAgJEAE&biw=1366&bih=626#imgrc=3gHTDaeFjeMmaM:

 

I should add that paleontologists believe that Archaeopteryx glided, not flew, which would account for the small breastbone and the claws for climbing.

 

https://en.wikipedia.org/wiki/Archaeopteryx

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