Archive for the 'furbearers' Category

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The Hidden Egg

This time of year the world is pregnant with nests full of eggs, tiny cottontails hopping and hiding in the yard, fledgling birds following their parents food-begging insistently, new yellow-green leaves and catkins on the mesquite trees, and glorious cactus blooms.

<< Praying mantis egg-case on a Palo Verde twig (photo E.Shock). >> close-up of a mesquite catkin (photo A.Shock)

But as this acceleration of generation increases, we see another side of abundance: broken eggs on the ground, young birds not experienced enough to stay out of the street, small mammals learning the hard way about the swimming pool, an adult gopher snake swallowing a tiny cottontail.

Spring is a scavenger’s prime-time. We’ve been watching an Inca Dove carcass decompose under the tangerine tree. In the dry desert, this isn’t a grisly thing: if not enjoyed by raccoons, foxes, or feral cats, the soft parts are quickly consumed by the local scuttling scavengers, usually ants or dermestid beetles and the like. Inca Doves are small, anyway — there’s not much to them, and small bodies don’t have time to bloat, liquefy, or smell very much.

>> Inca dove skeleton (photo A.Shock)

Decomposition is short and if not sweet, at least efficient. What was an intact dove carcass lying in the leaf litter a couple of days ago was, by yesterday, an articulated partial skeleton. The head was gone, but the ribs were still festooned with a few feathers, and the pelvis dangled two femurs and a foot. The ants’ tidy de-fleshing revealed a possible cause of death invisible to us before: egg-binding. Look below the rib-cage under the vertebrae and pelvis, and you can see an intact egg, cracked but still heavy with its contents, in place in the abdominal cavity.

<< Here’s a side-view. The large blade-shaped bone on the right is the little dove’s keel, or breast-bone; the egg sits snugly — perhaps a little too snugly — under the tiny pelvis.

I don’t have my own photo of an Inca Dove — although they’re common in our yard, they’re camera-shy, at least in my experience. But if you need the reassurance of a living image, or more info about Inca Doves, click here, for the Cornell Lab of Ornithology entry on the species.

And just to sweeten the pot because after all it is the holiday season, here’s a photo I posted last spring, of two terribly tiny bunnies snuggled into the form their mother scraped out for them. Go ahead; click to enlarge to see their tiny fluffy details. It was either this or one of the gopher snake eating a baby cottontail, but I think I’ll save that for next Easter.

>> two infant cottontails stashed in a form (photo A.Shock)

Wild burro

This past Saturday, E and I took a Sunday drive.  We got out into the desert, to look for things. Normally, April is a good time of year for wildflowers, but due to the late freezes this year’s show is a bit sporadic — some things, like the Paloverde trees, are spectacular.  All over the desert (including in our yard) they’ve been like long-lasting fireworks-bursts of yellow against the blue sky.  But the more delicate, ephemeral blooms have been absent or delayed.  Luckily, in the desert there’s always something to find, showy or not, even when it nearly blends into its surroundings, like the Rock wren on the previous post (have you spotted it yet?).

And like this stone-colored wild burro, grazing in a cobbly wash off of the Castle Hotsprings Road, NW of Phoenix.  She was standing out in the open so calmly we nearly drove by, thinking she belonged to a nearby cabin — we only stopped when we realized she wasn’t hobbled.  We’d seen wild burros up here before on a hike — the Lake Pleasant area is famous for them — but this jenny wasn’t far off the road, and although she was watchful of us, she didn’t run.  Like the Rock wren, wild burros are often heard before they’re seen; our last sighting commenced with loud, unearthly braying coming from a ridge behind us.  When a dog at the cabin started barking at us, this jenny turned and gave it a very loud, nostrilly huff of warning and airy disapproval of its racket, then she moved up the wash in search of greener, quieter forage.

(All photos A.Shock)

Posted by Allison on Apr 18th 2011 | Filed in field trips, furbearers | Comments (0)

Yule mule deer

It’s not a reindeer, and it doesn’t have a red nose.  But, a yule mule deer licking its nose with a pink tongue is as close as I could get…

Here’s wishing everyone a Merry Christmas anyhow!

(Muledeer in Hualapai Mountains, AZ; photo by E.Shock)

Posted by Allison on Dec 24th 2010 | Filed in close in, furbearers | Comments (0)

Whew…

…back from Sierra Vista and Southwest Wings Festival; tired.  Nice show.  Thanks to everyone who came by, and thank you to the organizers, who did a good job in a new venue.  It’s always nice to see friends, returning customers, and new faces.

To those of you on my emailing list, if you’re wondering why you didn’t get an advance email notification of the event in your inbox, it’s because I absentmindedly forgot to send out an e-flyer before the show.  Hope you found your way to the Three Star Owl booth anyway!

Right: Coati/scorpion lidded vessel with coati-tail handles (A. Shock, 2010, stoneware, 9.5″ ht)

Posted by Allison on Aug 9th 2010 | Filed in Events, Invertebrata, art/clay, cranky owlet, furbearers, three star owl | Comments (0)

Rock-watching in the wind

A few days ago, we drove far out into sage-covered lava rocks to check out some hot springs on the east side of the Sierra Nevada.  After walking to the top of the hill, walking around the next hill and between two other hills, seeing what birds were around and about, and while E was nearby doing Science in Hot Water, I felt I’d had enough wind — since we were above 7000′ feet, it was a cold wind — so I sheltered in the cab of the truck.

The rock I watched >>

If this seems like a nature-phobic sort of thing to do, let me recommend it: a vehicle makes a wonderful blind, great for observing otherwise human-wary wildlife.  I watched a Wilson’s warbler, a sweet scrap of yellow with a smart black cap, struggle in the gusts from one juniper tree to another right in front of the hood; an Audubon’s warbler, too, was getting buffeted about in the same nearby trees. And, next to the truck was this large Rock (top photo).  I studied it, thinking about making a sketch.

<< Ground squirrel and spiny lizard (far right edge of rock)

It was clear that this rock had been heavily used — most obviously by people, who’d built fires under it, but also by plants who’d sprouted in its cracks, lichens crusting its surfaces, and by animals, who were sunning themselves on it. Although I never made a sketch, I was able to watch and photo a series of species — seven in all, ultimately, although I only could photo five — as they used this rock as viewpoint, shelter, sunning place, food storage or source. (All photos A.Shock; be sure to click on each image to enlarge for better viewing.)

Birds landed on it briefly, including the Wilson’s warbler, and a vivid Western tanager male.

<< male Western tanager on the Rock

Being hydrothermally altered (so I’m assured by E), it was porous and full of useful cracks and refuges.  A small movement caught my eye, and in the darkest crack in the darkest center of the sooty overhang, a Piñon deermouse had packed the crevice with soft needles and moss, and was turning this way and that in its snug, sheltered nest, running tiny paws over its big ears.

<< Piñon deermouse in crevice nest in the Rock

Best yet, I happened to look over at the upper dark hole in the rock just in time to see this little face peering out, checking on how things were in the middle of the day.  It’s a Long-tailed weasel, a native here (unlike in New Zealand), but still an active and industrious predator.  I was alarmed when the ground squirrel above made a short trip into the very hole the weasel had just gone back inside.  But there was no disaster, and the squirrel came right back out again, presumably with all its parts, and with no dramatic nature-show confrontation music to mark the event.

Long-tailed weasel outside its hole in the Rock >>

The seventh species I observed on the Rock was Homo sapiens.  It was one of the two dudes that came by in a battered Isuzu Trooper (like the one I drove for years).  Although I didn’t get a picture of him up on the top of the Rock, we were particularly glad to see this human being: something you won’t often hear me say.  The reason he was a fine sight on this backcountry, rocky road?  That’s another story.  I won’t tell it here, except to say that it involved jumper cables…

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