Noun
a branch of paleontology that deals with the origin and growth and structure of fossil animals and plants as living organisms
Source: WordNetPalaeobiology Flight As in the wings of modern birds, the flight feathers of Archaeopteryx were somewhat asymmetrical and the tail feathers were rather broad. Source: Internet
"Pterosaur phylogeny and comments on the evolutionary history of the group", pp. 105–137 in Buffetaut, E. and Mazin, J.-M., (eds.) (2003), Evolution and Palaeobiology of Pterosaurs. Source: Internet