![](https://media.audubon.org/web_au0319_fn_022_0.jpg?width=233&height=200&auto=webp&quality=10&fit=crop&disable=upscale&enable=upscale&blur=100)
Why Birders Are Putting Stickers on Monarch Butterflies
March 21, 2019 —
A community-science project helps conservationists understand—and protect—the imperiled migratory species.
Shweta Karikehalli is a former editorial fellow at Audubon.