A female and male Passenger pigeon (Ectopistes migratorius) mount from the collections of the Royal Ontario Museum. This material relates to a paper that appeared in the Nov. 17, 2017, issue of Science, published by AAAS. The paper, by G.G.R. Murray at University of California, Santa Cruz in Santa Cruz, CA, and colleagues was titled, "Natural selection shaped the rise and fall of passenger pigeon genomic diversity."
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