Changes in pedality can occur in animals due to injury, congenital defects, or behaviour.

As to age, Bead could not form any clear impression; he might have been twenty, or forty. All of this visual perception occurred in an eyewink of time […]

Shoes and socks, soaked and frozen in the mud and icy slosh, did little to protect their feet.

The secondary xylem usually consists of axial and radial elements.