I believe these are flocks of Franklin’s gulls migrating between South America and northern US/Canada. I’ve seen and heard two flocks in the past couple days here in Cañon City, Co.
On Tuesday, April 21, 2020 at 4:56:17 PM UTC-6, Ghislaine Griswold wrote: > > This morning I was sure I heard gulls calling from high up, somewhere > between me (Sedalia/west Plum Creek) and Devils Head in Douglas County, > seemed to be flying south along the foothills. I used to live in NJ, so I > thought I knew gull noises. Does anyone else hear gulls? > > -- You received this message because you are subscribed to the Google Groups "Colorado Birds" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/cobirds/5ff0b6bc-5c7d-43fc-8866-89bcb42dddc8%40googlegroups.com.
