title: Evolution. Fossils versus clocks.
authors: Department of Biology, Duke University, Durham, NC 27708, USA. anne.yoder@duke.edu
authors: Anne D
authors: AD
authors: Yoder
mesh_terms: D000818:Animals; D005075:Biological Evolution; D005260:Female; D005580:Fossils; D008322:Mammals; D010802:Phylogeny; D011247:Pregnancy