Audubon's Warbler -

For over a century, the Audubon's Warbler (of the West) and the (of the East) were thought to be two completely different species.

Versatile foragers—they catch insects mid-air like flycatchers or eat suet and berries.

Look for a yellow throat, yellow crown, and yellow side patches. audubon's warbler

Watch how the Audubon’s subspecies behaves in the wild, showcasing its distinctive yellow markings and active foraging style: Yellow-rumped Warbler Hoosier Bird YouTube• Mar 19, 2026 🕊️ Quick Facts "Butterbutt" due to its yellow rump.

Recent genetic studies have revealed that the Audubon’s Warbler is actually a itself. It likely originated long ago from the mixing of the Myrtle Warbler and the Black-fronted Warbler. Because of this complex history, some scientists are now pushing to split them back into separate species again. For over a century, the Audubon's Warbler (of

Audubon's had a bright yellow throat, while the Myrtle sported a white one.

In 1973, scientists discovered a "hybrid zone" in the Canadian Rockies where these two birds were meeting and having healthy, fertile offspring. This led to a dramatic scientific "lumping." They were stripped of their species status and merged into one: the —affectionately known by birders as the " butterbutt " for the bright yellow patch on its tail. 🧬 A Remarkable Survival Strategy Watch how the Audubon’s subspecies behaves in the

The story of the is a fascinating journey of identity, survival, and a "family reunion" that changed birdwatching history. The Mystery of the Two Warblers