What is an ichthyosaur?

Author: Leandro Alegsa

Q: What is an ichthyosaur?


A: An ichthyosaur is an extinct order of marine reptiles from the Mesozoic era.

Q: How are ichthyosaurs similar in shape to other animals?


A: Ichthyosaurs are similar in shape to dolphins and fast predatory fish like tuna, a phenomenon known as convergent evolution.

Q: When did ichthyosaurs first appear?


A: Ichthyosaurs first appeared during the earliest Triassic period.

Q: What was one of the first species of ichthyosaur to have a typical dolphin-like body shape?


A: Californosaurus was one of the first species of ichthyosaur to have a typical dolphin-like body shape.

Q: Who discovered the fossil which showed the typical form of an ichthyosaur?


A: Mary Anning and her brother Joseph discovered the fossil which showed the typical form of an ichthyosaur.
Q: Who was Mary Anning? A: Mary Anning was an early British fossil collector, dealer and paleontologist who made many important finds that can still be seen today at London's Natural History Museum.


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