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Evolution Scientists

Teacher: Mrs. Kilch
Across
Produced fossil bones as evidence of evolution but thought that fossils were caused by catastrophes
Traveled on HMS Beagle and studied populations around the world - published The Origin of Species in 1859
Published a system of species classification in 1738
Proposed that species change through time but could not say how long it would take
Down
Proposed in 1795 that Earth was shaped by gradual forces
Father of genetics - his word showed how variation was inherited and from this an understanding of genes developed
Contemporary of Darwin - wrote to him in 1858 about his theory of natural selection - did not publish before Darwin
Proposed theory of uniformitarianism in 1830
Argues in 1798 that human populations always increase more quickly than the food supply