'Ear stones' give history of young fish
Friday, September 7, 2012 - 11:30
in Paleontology & Archaeology
Where do young fish hang out? Consult their ear stones. Also known as otoliths, ear stones help fish orient themselves. As a fish grows, it takes minerals from its environment and incorporates them into its otoliths in a series of layers that contain information about where the fish was at different times in its life,