Archive for October, 2009
Winter Arrivals on the Flats
Posted by: | CommentsThe Santa Cruz Flats, along the river downstream from Tucson, are a great place for a peaceful day afield this time of year. Raptors, today including Ferruginous Hawk, are starting to pour in, and sparrow numbers are slowly building.
The resident birds aren’t bad, either. This was one of eight Burrowing Owls we ran across in the course of the day.

But it’s the new arrivals that quicken the heart. Sage Sparrows are uncommon anywhere in southeast Arizona, so a count of 15 or more was a very happy surprise.

The birds were remarkably shy, probably in part the result of the constant presence of American Kestrels and Loggerhead Shrikes. But patience gave us some fine views of the sparrows, and watching them I learned a lot about bird I really don’t know that well. I was impressed with how sturdy their flight notes are, almost junco-like in pitch and insistence. I knew about the typical Amphispiza tail flicking (a great way to pick them out when they perch high in the saltbush they favor), but I hadn’t known, or at least hadn’t remembered, how expressive that long, narrow tail is in flight. And it was great fun to watch them drop from a low perch to hit the ground running, like tiny thrashers or roadrunners.
The day’s other exciting arrival was Mountain Bluebird. We’d run across a few Western Bluebirds in pecan groves along the way, but true to form, the half dozen Mountain Bluebirds we saw, all females, were out in the bleakest of harvested and disked cottonfields.

They’ve been scarce so far this autumn, but perhaps these few individuals–and the other scattered birds reported over the past week–are the vanguard of an invastion. We’re due, after a couple of winters without these lovely, gentle little chats.
Soaking Up Some Rays
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I left the house this morning in coat and gloves and hat, and still shivered when I stepped out of the car at Catalina State Park. But soon enough the sun crested the high Catalinas to the east, and with the other participants in the Friday morning walk, I shed my outer layers to soak up some welcome warmth.
We weren’t alone. A Greater Roadrunner emerged from the desert forest to seek a sunny spot, where it raised its back feathers to expose dark down and skin to the rays.
If you click on the photo, you’ll go to a video demonstrating just how bold this creature can be in its search for the sunniest possible spot–which this morning, apparently, was the spot we were standing on!
A Desert Snipe
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This pretty Wilson’s Snipe (well, all right, I admit it–I never identify snipe rigorously, so it could be just about any Gallinago!) was on the Evergreen Sod Farm last weekend. This is not an uncommon species by any means around Tucson, but a view like this provided happy consolation for missing Mountain Plover.
A Quiz: An Answer
Posted by: | CommentsImpressive! I refuse to believe that the quiz was too easy–it’s just that my readers are too smart for me.

Yellow-headed Blackbird. Arizona, October
Yellow-headed Blackbirds are abundant and conspicuous winter residents of pastures, fields, and feedlots here in southeast Arizona–so common that a few minutes’ observation will give you plenty of views from angles you might perhaps have preferred to do without.
This first-basic male Yellow-headed Blackbird (note the blackish body plumage and the tiny white square at the base of the primaries) is readying himself to drink, in the process revealing the patch of yellow feathers surrounding the cloaca. This “anal circlet” (Twedt and Crawford’s kind of unfortunate term in BNA) surprises many birders when they see it for the first time–as it did me lo-these-many ago.

Yellow-heads are commonest in the West, of course, but this is a good time of year to be looking for vagrant individuals across the entire continent. There were three in coastal Georgia a couple of weeks ago, for example, and any big flock of Red-winged Blackbirds or Common Grackles is worth a look.
A Quiz
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A common and familiar North American bird showing a field mark many birders don’t know. Whadday think?






