Montana Bird Advocacy Annual Report 2022Record early and late dates for all Montana migrants updated 15 December 2024List of Montana vagrant birds updated 15 December 2024Official State List of Montana Birds updated 15 December 2024 The Montana Bird Advocacy MBA was established in 2017 in Missoula Montana and is a 501c3 nonprofit organization. Our mission is to increase knowledge of the distribution status and biology of Montanas native birds and to promote conservation of birds and their habitats throughout the world. Although the MBA itself is new our staff and board have a long history of interest in the states birds. Founders Jeff Marks and Paul Hendricks have studied birds in Montana for more than 30 years and with board member Dan Casey they published Birds of Montana in 2016.