@article{https://resolver.caltech.edu/CaltechAUTHORS:20190610-142615245, title = "Climatic shifts drove major contractions in avian latitudinal distributions throughout the Cenozoic", journal = "Proceedings of the National Academy of Sciences of the United States of America", year = "2019", url = "https://resolver.caltech.edu/CaltechAUTHORS:20190610-142615245", id = "record", issn = "0027-8424", doi = "10.1073/pnas.1903866116", volume = "116", pmcid = "PMC6601418" }