Blue Nest Beef Seeks to Scale Regenerative Animal Agriculture with Launch of 100% Grass-fed Beef Subscription Box Service, Restoring Wildlife Habitats and Rewarding U.S. Ranchers By Blue Nest Beef | September 27, 2022 Blue Nest Beef today announced its official launch and delivery of 100% grass-fed beef directly to consumers exclusively from bird-friendly U.S. ranches certified by the National Audubon Society’s Audubon Conservation Ranching program.