Distribution % Common name Scientific name territories MAMMALS Nuttall's Cottontail Syvilagus nuttalii 17.4 Black-tailed Jackrabbit
Lepus californicus 4.3 White-tailed Jackrabbit Lepus townsendii 4.3 Yellow-bellied Marmot Marmota flaviventris 56.5 Hoary Marmot Marmota caligata 4.3 Columbian Ground Squirrel Urocitellus columbianus 4.3 California Ground Squirrel Otospermophilus beecheyi 34.8 Tree Squirrel Sciurus spp.
Fertility and population density of the black-tailed jackrabbit
are tremendous leapers, able to jump more than 6m (nearly 20 ft.) horizontally.
Some individual scats from black-tailed jackrabbit
and mule deer contained all types of Carpobrotus seeds, indicating that (1) seeds of all morphotypes are dispersed by the same frugivores, and (2) a single animal forages in all morphotypes in a relatively short period of time.
Though beyond the scope of our objectives, cameras recorded presence of other wildlife species, which included Badger (Taxidea taxus), Black-tailed Jackrabbit
(Lepus californicus), Bobcat (Lynx rufus), Coyote (Canis latrans), kangaroo rat (Dipdomys spp.), Long-nosed Leopard Lizard (Gambelia wislizenii), Long-tailed Weasel (Mustela frenata), Mountain Cottontail (Sylvilagus nuttalii), Short-eared Owl (Asio flammeus), and White-tailed Antelope Squirrel (Ammospermophilus leucurus).
-- The black-tailed jackrabbit
is distributed throughout most of Texas with the exception of the Big Thicket region of southeastern Texas.
Due to a couple years of good rain, one species in particular, the black-tailed jackrabbit
, is currently approaching a high cycle.
Tickborne vertebrate viruses include CTFV isolated from humans and ticks, EYAV isolated from ticks, CTFV-Ca isolated from a hare (Lepus californicus, black-tailed jackrabbit
) in northern California, and SRV isolated from a person in Idaho.
Lepus californicus.--The black-tailed jackrabbit
is common statewide except for the Big Thicket region (Davis & Schmidly 1994).
X 1 (Neotoma mexicana) * Northern grasshopper - X 1 mouse (Onychomys leucogaster) * Mearn's grasshopper - X 3 mouse (Onychomys arenicola) * Deermouse (Peromyscus) * X X 1 Cactus deermouse - X 3 (Peromyscus eremicus) * Harvest mouse X - 1 (Reithrodontomys) * Yellow-nosed cotton rat X - 1 (Sigmodon ochrognathus) * North American porcupine - X 1 (Erethizon dorsata) * Aztlan rabbit (Aztlanolagus X - 1 agilis) Jackrabbit (Lepus) * X X 1 Black-tailed jackrabbit
-- The black-tailed jackrabbit
occurs throughout the county in a variety of ecological settings, but it is especially common in short grass situations such as heavily grazed pastures.
Movements, density, and mortality in a black-tailed jackrabbit
, Lepus californicus, populations have declined in abundance during the last decade in southern Texas.
This report represents the first record of the eastern cottontail (Sylvilagus floridanus) from the state of Quintana Roo and of the black-tailed jackrabbit
(Lepus californicus) from the state of Tlaxcala.
0 0 0 0 Mammoths Lepus californicus + + Black-tailed jackrabbit