In 2014, the Palos Verdes Peninsula Land Conservancy (Conservancy) initiated a Citizen Science Cactus Wren
program to utilize volunteers to observe the coastal cactus wrens
within the Preserve.
These nests are principally those of the cactus wren
and the curved-bill thrasher.
, white-winged doves, and red-tailed hawks build nests in the crotches between arms and the trunk.
A panel of scientists has been dispatched to survey the area and decide which parcels of the remaining sage scrub are crucial for the survival of indicator species like the gnatcatcher, the coastal cactus wren
, and the orange-throated whiptailed lizard.
The Springs fire that occurred in May 2013 completely surrounded the campus and severely damaged nesting areas for the coastal cactus wren
and the coastal California gnatcatcher.
The first bird on their 4,000-species list was the cactus wren
, Arizona's state bird.
This study provides the first description of the chromosomes of seven of these species: Cactus Wren
(Campylorhynchus brunneicapillus), Rock Wren (Salpinctes obsoletus), Canyon Wren (Catherpes mexicanus), Carolina Wren (Thryothorus ludovicianus), Bewick's Wren (Thryomanes bewickii), Sedge Wren (Cistothorus platensis), and Marsh Wren (Cistothorus palustris).
As you drive or walk through this park, especially as the heat or dryness begins to get hold of you, the upturned limbs begin to look like arms, the discarded burrow of a flicker or cactus wren
resembles a mouth (crying, ``Oh
The cactus wren
(Campylorhynchus brunneicapillus) nests in a variety of spinescent trees and shrubs, e.
The noisy warble of a cactus wren
may break the silence.
This golf course will overlay a large number of endangered or threatened species: the slender-horned spineflower (endangered), the Santa Ana sucker (threatened), the San Diego horned lizard (threatened), the Southwestern pond turtle (threatened) and the cactus wren