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Showing posts with label Upper Santa Ana River. Show all posts
Showing posts with label Upper Santa Ana River. Show all posts

Saturday, August 28, 2010

It's Not Easy Being Green



See that? That is yet another reason why I should get the new Pyle guide. But...money doesn't grow on trees, ya know.

It's a Green Heron. But--check your field guide if you aren't familiar with what a Green Heron is supposed to look like. Dark chestnut, slate, and dull greenish, not pale straw-colored.

When I encountered this bizarre Green Heron along the Upper Santa Ana River, I was bewildered. In addition to being oddly pale, it is very worn--check out those stringy, tattered wing coverts. From some angles, a few patches of more typical slate-colored feathers were visible.



My hypothesis? I believe it is a second-year bird (meaning it hatched spring/summer 2009) molting into adult basic plumage. If it has been wearing those feathers since last summer, it's entirely possible that they've simply bleached and worn to that odd straw color.

I would be a lot more confident if I had a copy of Pyle II spread across my lap. Heeey, my birthday is coming up!

Hint, hint.

Friday, January 15, 2010

The Plumber



Several moments passed before my eyes fully processed what sat before me. A small, gray and white bird--dull and ordinary looking, save for a set of brilliant white spectacles giving it a perpetual look of astonishment. Perched only six feet above my head in a dead cottonwood, peering unconcernedly down at me through those shocking spectacles, it seemed not to care in the least about me or the sputtering pishing sounds I was producing. After cocking its head to take one last glance at me, the bird began sluggishly hopping through the low bushes along the bike trail. I chased after it, doing my best to ignore the queer glances from passersby.



Plumbeous Vireo. A strange name for a little gray bird, you might think. However, "plumbeous" means "of or like lead" in Latin. Makes sense now. What this species lacks in color it makes up in character. Often tame and curious, these vireos are delightful to watch. I saw this one (a bird returning for its third or fourth winter, if I'm correct) along the bike trail that follows the Upper Santa Ana River in Anaheim.



To sweeten up this sighting, Plumbeous Vireos are not very common in Orange County. Even though a generous scoop or two turn up in the county every winter, they are always fun to come across. Interesting, this species is on the increase in Orange County. According to The Birds of Orange County, small numbers (one or two) wintered in the county every year beginning in the late eighties; this winter, I can think of at least five birds wintering in the county offhand.



I generally think of Plumbeous Vireos as birds of tall trees, so I was surprised to watch it foraging below eye level in the bushes along the bike trail. I was even more surprised when it flitted down to the ground...



...to snatch an enormous caterpillar! I couldn't believe the bird was going to try to eat this beast; the caterpillar appeared to be almost half as long as the bird! After five minutes of mercilessly beating the insect against a branch, the vireo managed to gulp it down.



Sure, it's not that rare. Sure, it's not that colorful. Sure, its song is burry and simple. Still, I like Plumbeous Vireos. I hope you do too.

Wednesday, October 14, 2009

Meet Maggie


A Yellow-rumped popped out from behind the leaves of the Chinese Elm, quickly followed by another. House Finches swirled down from the sky, perching precariously at the tips of branches and enquiring what was happening with up-slurred ‘sleeps? I kept pishing, doing my best to ignore the curious stares from the passing bikers and joggers.

Non-birders just don’t understand pishing. Thankfully, most of them don’t take offense.

Toward the back of the tree, a patch of leaves began dancing, betraying the presence of a bird. Through a gap in the offending leaves, I spied a small gray and yellow warbler with black streaks on the flanks and… MAGNOLIA WARBLER!

I’ve seen hundreds, thousands, of Magnolia Warblers during my birding career. I’ve seen scores during migration at Pt. Pelee in Ontario, I’ve seen them on their breeding grounds, and, above all, I used to see scads of them every spring and fall in my old yard.

This one was different.

It looked just like the Maggies I used to see in fall migration in my old yard. Indeed, had I seen it in my old yard, it would have been nothing special. But this particular Magnolia Warbler, flitting about over my head as I straddled my bike, was in Orange County, California. Not in Michigan, or anywhere else in the eastern half on the continent.

So, how did it end up on the wrong side of the country? The Magnolia’s reputation as an eastern bird is something of a fallacy. Check the range map in your field guide, and you’ll notice that the Magnolia’s breeding range extends westward well into British Columbia. However, much to the sorrow of California birders, Magnolias (and other “eastern” warblers) have the treacherous habit of flying eastward before forging south.

Fortunately for those warbler-deprived Californians, a few stupid and clueless young warblers head south instead of east, ending up in California. Digging these few waifs out from the hordes of Yellow-rumps is an annual headache for Californian birders, but it is one of the most fun parts of fall migration in California.

Most birders descend on well-known coastal vagrant traps such as Huntington Central Park to seek these vagrant warblers. Others never seem to have luck at these hotspots.

I just might be one of those luckless birders.

Another of those luckless birders is my friend Doug. He and I are the only ones who regularly bird the Upper Santa Ana River. I felt obliged to inform him about the Magnolia Warbler, since I was technically poaching on his local patch. I’ve only been consistently birding the river this past fall; Doug’s been birding it for an unspecified number of decades. I whipped out my phone and called Doug.

The phone rang. Good sign.

“Oh, hey Neil,” Doug answered.

“Hey. I just found a Magnolia Warbler along the river between Glassell and the Orange-Olive Railroad crossing,” I replied in one breath.

“That’s great!” Doug said. “My car’s in the shop right now but I’ll try to…”

Doug rambled for several minutes on end about the status of Magnolia Warblers in the county. If you’ve ever asked Doug a question about bird status and distribution in the county, you can relate. After all, he wrote the book on this subject… literally. Coauthor of The Birds of Orange County: Status and Distribution, he could tell me that Magnolias are one of the rare but regular (e.g., about one record per fall) warbler vagrants to the county and that several other Maggies had shown up at this exact spot over the years.

I talked to Doug for a few more minutes before hanging up. The warbler eventually flitted back into the bowels of the tree, shaking me off its track. I mounted my bike and continued on, inspired to scour the never-ending flocks of Yellow-rumped Warblers more attentively.

Since then, I’ve found only Yellow-rumps. I’d like a Tennessee Warbler next, please.

I wouldn’t grumble about a Blackpoll, either.

Sunday, October 4, 2009

Rare Stuffs



This afternoon I took a bike ride to the Upper Santa Ana River to chase a Virginia's Warbler found by Doug Willick yesterday. Vagrant warblers have a reputation of not sticking around, so I was happy to find the Virginia's without too much trouble in the same tree described by Doug. I actually ran into Doug there; I seem to see him every time I bird the river. If he's not careful, I'll start rumors that he sleeps under the bridges there...

In addition to the Virginia's (which, incidentally, was a life bird) I found some other good birds. Best of the bunch was a Blackburnian Warbler, actually a rarer bird in the county than Virginia's Warbler. Other notables included three Pectoral Sandpipers, a Hermit Warbler, and a weird wigeon that was either a Eurasian Wigeon or an American x Eurasian Wigeon hybrid.



Weird wigeon. Eclipse male Eurasian Wigeons are very similar to this, though the head stripe was very strong, more like an American. I know a hybrid has wintered near here recently, so I am hesitant to call it anything other than weird.





Blackburnian Warbler.





Hermit Warbler.



Virginia's Warbler





Warbling Vireo