Accessing supplementary materials for AOS journals

It has recently come to our attention that supplementary materials for articles published in the AOS journals, Ornithology and Ornithological Applications, are not currently accessible through BioOne. We are looking …

In with the Old, Out with the Mew

Keep your checklists handy because the 62nd Supplement to the American Ornithological Society’s Check-list of North American Birds, publishing today in Ornithology, includes numerous updates to the classification of the …

Welcome to Our New Members of AOS Council!

We are excited to announce the winners of the 2021 AOS Council election! The Council is AOS’s governing body, made up of member volunteers who oversee the society’s strategic direction, policies, budget, and organizational planning.

Species Limits and Taxonomy in Birds

How we determine what entities we call species has major impacts on ornithology at many levels; the units used in every field of scientific research and that are the focus …