He is a state of matter, a form of life, a sort of animal, and a species of the Order Primates, akin nearly or remotely to all of life and indeed to all that is material. George Gaylord Simpson akinanimalform Change image and share on social
Almost all paleontologists recognize that the discovery of a complete transition is in any case unlikely. George Gaylord Simpson casecompletediscovery Change image and share on social
Darwin recognized the fact that paleontology then seemed to provide evidence against rather for evolution in general or the gradual origin of taxonomic categories in particular. George Gaylord Simpson categorydarwinevidence Change image and share on social
I have a debt, a loyalty to the museum; the best place for me to do what I wanted to do. George Gaylord Simpson debtloyaltymuseum Change image and share on social