Ammonite Toy cerdo Rhamphoryhnchus was a pterosaur

Rhamphoryhnchus was a pterosaur

Some have long believed that the stripes confuse predators

stretching to nearly 20 feet

As time progressed

Despite their aggressive demeanors

Ammonite Toy cerdo Rhamphoryhnchus was a pterosaurAmmonites were a group of marine molluscs related to modern octopus, squids and cuttlefish that first appeared in the Devonian Period (about 400 million years ago) and went extinct 66 million years ago at the end of the Cretaceous Period. Unlike octopus and squids and cuttlefish, ammonites have a large external shell that makes them look a bit like huge snails. History: The shells of ammonites sometimes preserves a shiny, mother of pearl layer (called