A plain brown bird with an effervescent voice, the House Wren is a common backyard bird over nearly the entire Western Hemisphere. Several studies found about 1/4 of nests parasitized by Brown-headed Cowbirds (Molothrus ater; Haggerty and Morton 1995). The Carolina Wren extensively affects the populations of the insects and spiders they eat, and compete with other bird species that nest in holes and cavities. STATUS. Small and brown, they rarely sit still, whether vigorously defending their nests and territories, pecking for food on the forest floor, or just incessantly chattering away. Carolina Wren vs Bewick’s Wren Both the Carolina and the Bewick’s Wren have a white stripe above the eye and are about the same size. The cactus wren bird mostly lives in arizona,this is their natural habitat, these birds also live in places like New Mexico as well, they prefer a hot climate. The thin, slightly curved bill is ideal for … They are also the type of plant that is … It’s small, loud and constantly moving among the cat tails. Wrens are principally a New World Family, distributed from Alaska and Canada to southern Argentina. The Cactus Wren is located in the most southern states. Sedge wrens share some overlapping territory with Marsh Wrens in the Midwest and East. They are as follows: Canyon Wren, Carolina Wren, Bewick's Wren, House Wren, Marsh Wren, Rock Wren, Sedge Wren and Winter Wren . Size also differentiates them from the average North American wren. In winter they become more secretive, preferring brushy tangles, thickets, and hedgerows. Carolina Wren (Thryothorus ludovicianus) Thryothorus ludovicianus. While the Carolina Wren is an eastern bird and the Bewick’s has a more western distribution, their ranges do overlap in Texas, Oklahoma, and Kansas. The BBS map of relative abundances suggests that Texas probably has the largest population of Bewick’s Wrens of any of the United States. Even a rocky outcrop will do. Backyards, farmyards, and city parks are perfect for them. There are nine species of wrens in North America and eight of these have been reported seen in Canada. Cactus wrens inhabit the southern border regions of North America from Southern California, east to the Lower Rio Grande Valley in Texas. Family: (Troglodytidae) Wrens. Males and females look alike and both have the wren-like habit of cocking their tails up when perched. The Carolina Wren is a species of American birds, spread across a large part of the US. Breeds in a wide variety of semi-open habitats, including suburbs, orchards, woodlots, open forest, streamside groves, mountain pine-oak woods, and many others. Profile by Vicki Stittleburg: Male and female Carolina Wrens look alike; both are reddish-brown above and warm buffy-orange below, with a long, slightly downcurved bill, a bold white eyebrow stripe, a rusty cheek, white throat, and a relatively long tail.