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researchers estimated Spinosaurus was 52 to 59 feet (16 to 18 m) long and weighed 7
Skin impressions in the surrounding sediment show the varied shapes of the scale from one region of the body to another
they were not the first specimens to be discovered
the warm climate of the time deteriorated markedly and the savannah plains of Europe
Homo sapiens, brain endocast (Human) Compsognathus researchers estimated Spinosaurus was 52This is an endocast of the Human brain. An endocast or endocranial cast is a cast made of the mold formed by the impression the brain makes on the inside of the neurocranium (braincase), providing a replica of the brain with most of the details of its outer surface. Endocasts can also form naturally, when sediments fill the empty skull, after which the skull is destroyed and the cast fossilized. Scientists are increasingly utilizing computerized
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