Fish Scales
Fish scales are dermally derived, specifically in the mesoderm. This fact distinguishes them from reptile scales paleontologically. Genetically, the same genes involved in tooth and hair development in mammals are also involved in scale development.
Read more about this topic: Scale (anatomy)
Famous quotes containing the words fish and/or scales:
“Of all nature’s animated kingdoms, fish are the most unchristian, inhospitable, heartless, and cold-blooded of creatures.”
—Herman Melville (1819–1891)
“In what camera do you taste
Poison, in what darkness set
Glittering scales and point
The tipping tongue?”
—Wallace Stevens (1879–1955)