Over 500 species of sharks exist in our oceans today, ranging from hammerheads (Sphyrnidae) to tiger sharks (Galeocerdo ...

She and her husband take people fossil hunting on their private property every day and said that folks have a good chance of finding shark teeth that are 2 inches or bigger, but the tooth the ...

To do our study, we selected shark tooth specimens from two significant Neogene-period fossil sites in Florida. The Neogene, ...

So there’s already a bias in this kind of fossil record.” To glean more about megalodon’s prey selection, McCormack and his coauthors looked at the giant shark’s fossilized teeth and ...

Little did they know they would discover a tooth belonging to a former apex predator. The fossil came from a shark about 60 to 65 feet long, Palmetto Fossil Excursions co-owner Skye Basak said.

Students then get to work with fossil kits containing 15 real fossil shark teeth and one 3D-printed megalodon tooth. Megalodons were behemoth sharks that roamed the waters starting 20 million ...

“The crushing teeth together with the gigantic size make Ptychodus a very unique shark,” Amadori said. “(In the fossil record) some teeth are massive, polygonal and almost flat, while others ...

and many of the shark teeth aren’t fossils. Shark teeth fossils are typically thousands to millions of years old. They’re darker in color because the organic material has been replaced with ...

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 ...

(MENAFN- The Conversation) The ratios of strontium isotopes in fossil shark teeth can be used to better understand how coastal environments evolved in ancient times, according to our newly ...