○○○ shine on ⪢⪢
Things that look white are reflecting
almost all of the visible light shining on them. Things that look black are absorbing
almost all of the visible light shining on them.
http://qindex.info/i.php?x=16168
○○○ vertebrate ⪢⪢
Snakes are also vertebrates which means that they have a backbone. Actually snakes are
almost ALL backbone! A snake's skeleton is most made of its skull, the vertebrate (or bones of the spine) and ribs.
http://qindex.info/i.php?x=16217