BH Cowbird is most definitely migratory, though it's somewhat complex,
with different populations doing different things.
Birds of the World has an extremely cool animation showing this
migration. If you're a subscriber check it out. It's in the species
account under Movements & Migration.
-Rusty
---
On 2025-04-09 17:59, Jaclyn Tolchin wrote:
> Cowbirds are "here" in general year round but can show some small-scale seasonal movements. I bird my patch thoroughly all year and never have them in the winter, FOS was last weekend!
>
> On Wed, Apr 9, 2025 at 4:41 PM Paul Miller <paulbug.2876...> wrote:
>
> Brown headed Cowbirds don't "return"... They are year round here.
> We simply don't see or hear them as much during non-breeding. But they're still here.
>
> On Wed, Apr 9, 2025, 4:34 PM Chris Soriano <soriano151...> wrote:
> I saw my first one of the season at Neary Lagoon last week, they are making their return!
>
> On Tue, Apr 8, 2025, 2:40 PM sharonalucchesi <sharonalucchesi...> wrote: This is the very first sighting for me, here at my home in Day Valley~Aptos. Heard first, then spied.
>
> Lovely bird
>
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