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The California ground squirrel (Otospermophilus beecheyi), also known as the Beechey ground squirrel, [4] is a common and easily observed ground squirrel of the western United States and the Baja California Peninsula; it is common in Oregon and California and its range has relatively recently extended into Washington and northwestern Nevada.
Thirteen-lined ground squirrels can survive in hibernation for over six months without food or water and special physiological adaptations allow them to do so. [6] During torpor , these squirrels maintain hydration by redistributing and storing osmolytes like sodium, glucose, and blood urea nitrogen in different body compartments (to be ...
A UC Davis study found a population of Bay Area ground squirrels hunting and eating voles, suggesting the species may be more flexible in its diet than previously thought.
The Mohave ground squirrel (Xerospermophilus mohavensis) is a species of ground squirrel found only in the Mojave Desert in California. [1] The squirrel was first described in 1886 by Frank Stephens of San Diego. [2] It is listed as a threatened species under the California Endangered Species Act, but not under the federal Endangered Species Act.
California ground squirrels of all ages and genders were seen hunting, eating and competing over vole at a local park between June 10 and July 30, but the "carnivorous behavior" peaked during the ...
The study is part of a larger investigation into the behavioral ecology of California ground squirrels spanning a 1000 square meter area in Briones Regional Park in Contra Costa County, California.
Marmots are large ground squirrels in the genus Marmota, with 15 species living in Asia, Europe, and North America. These herbivores are active during the summer, when they can often be found in groups, but are not seen during the winter, when they hibernate underground. They are the heaviest members of the squirrel family. [1]
California ground squirrel dines on a vole it hunted in a Bay Area regional park (Sonja Wild, UC Davis) Many questions remain unanswered, however, such as how widespread this behaviour is among ...