Rachis to a short segment of the rachis. This is significant in the history of agriculture, and referred to by archaeologists as a "brittle rachis", one type of shattering in crop plants. Rachis Rachis is a biological term for a main axis or "shaft" (from the Greek "ράχις, backbone, spine"). In vertebrates a "rachis" can refer to the series of articulated vertebrae, which encase the spinal cord. In this case the "rachis" usually forms the supporting axis of the body and is then called the spine or vertebral column. "Rachis" can also mean the central shaft of pennaceous feathers. In the
A Bird in a Bonnet way into the hat shop. Just as Tweety hides at a table, Sylvester runs in and tries to rummage through the hats to look for him, but the sales lady catches him in the act, and chases him out. Just as the sales lady comes to the table where Tweety is hiding, Tweety stands real still on a hat, making the sales lady think that he's a cute little stuffed bird on a hat. After Granny tries it on, she thinks the same thing and buys the hat. Tweety soon realizes the joys of being said "stuffed bird" has a