“The Bird Fact For Today Is All About The Wish Bone.”

The Wish Bone
Bird’s also have a fused collarbone called the furcula)commonly called the wishbone). They are the only vertebrate’s to do so. The wishbone is the fused to add strength to the thoracic region when the bird is in flight.
The Sorse
Page #4
Ornithology #8
Skeletal System Part #1