It may also be used to communicate with other stoplight loosejaws. The fish's jaw and neck are hinged so its mouth can open mouth wide and impale prey on needle-sharp teeth. This fish is found in the ...

A shortfin mako shark head from our spirit collection. This species of shark has needle-like teeth. Long, sharp teeth are excellent at gripping small or medium-sized fish and squid. The bull shark has ...

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With serpentine necks, flippers and a mouth full of needle-sharp teeth, plesiosaurs have captured imaginations since paleontologists uncovered the first specimen more than two centuries ago.