In parallel, the development of Darwinian evolution, and the discoveries of Archaeopteryx and Compsognathus, led Thomas Henry Huxley to propose that dinosaurs were closely related to birds.
Usporedno, razvoj Darwinove evolucije, kao i otkriće Archaeopteryxa i Compsognathusa, naveo je Thomasa Henryja Huxleya na pretpostavku da su dinosauri bili u bliskom srodstvu s pticama.