The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ...
Our study was one of the first to date Florida coastal deposits using fossil shark teeth and a technique that looks at variations in ocean strontium. Strontium is a chemical element that occurs ...
The fossilized remains belong to Cosmopolitodus hastalis – an extinct mackerel shark closely related to the modern great ...
MacFadden, University of Florida (THE CONVERSATION) The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times ...