Bluebird migration, as visible from my home on the west side of Superior,
was a little different than usual this year. Normally I'll see small
flocks of Mountain Bluebirds passing by intermittently over a period of
several weeks. This year, I only saw them for three days (around March
23-26) but
Dinosaur Ridge - Denver Field Ornithologists
Colorado, USA
Daily Raptor Counts: Apr 07, 2021
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SpeciesDay's CountMonth Total Season Total
-- --- -- --
Black Vulture
We have not seen many bluebirds this spring, so I compared this year with the
three prior years' data. This year we have seen only one or two of either
species only once in a while. The last 3 years we saw them almost daily
starting in mid-March.
This drop seems striking, at least along our
I just came back from looking at the Bald Eagle nest at Marston. After watching
the nest through my scope for a while, I saw a quick movement which ended up
being the tip of an Eagles tail. After a while I saw the top of the Eagle's
crown move and then disappear, and that was it and there was
They are competitive for food sources and nest sites and often found
together in similar habitat. I don’t believe anyone has discovered
anything other than that between the two species (like some sort of
symbiotic relationship).
On Sunday, April 4, 2021 at 10:20:34 AM UTC-6 dty...@gmail.com
