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the Mojave or Agassiz's desert tortoise (Gopherus agassizii); known primarily from the California counties of Imperial, Inyo, Kern, Los Angeles, Riverside, San Bernardino, and San Diego. [5] Its range continues northeast of Death Valley and the Mojave Desert through the Nevada counties of Clark , Esmeralda , Lincoln and Nye , as well as Mohave ...
Cryptodira is commonly called the "Hidden-Neck Turtles" or the "Inside-Neck Turtles". Cryptodira differ from Pleurodira (side-necked turtles) in that they lower their necks and pull the heads straight back into the shells, instead of folding their necks sideways along the body under the shells' marginals.
With an estimated 200,000 captive desert tortoises in California, their escape or release into the wild is a real threat to uninfected wild populations of tortoises. Projections from this study suggest that about 4400 tortoises could escape from captivity in a given year, and with an 82% exposure rate to URTD, the wild population may be at ...
A beloved pet tortoise has been found safe in the wake of California wildfires. The rescue occurred after the family's Altadena home was destroyed in the Eaton Fire, according to the San Dimas ...
Van Denburgh, 1907 : Expedition of the California Academy of Sciences to the Galapagos Islands, 1905–1906. I. Preliminary descriptions of four new races of gigantic land tortoises from the Galapagos Islands. Proceedings of the California Academy of Sciences, ser. 4, vol. 1, p. 1–6 (texte intégral
The gopher tortoise is grouped with land tortoises that originated 60 million years ago, in North America. A genetic study has shown that their closest relatives are in the Asian genus Manouria. [1] The gopher tortoises live in the southern United States from California's Mojave Desert across to Florida, and in parts of northern Mexico.
Testudinoidea is a superfamily within the suborder Cryptodira of the order Testudines. It includes the pond turtles (Family: Emydidae), Asian turtles (Family: Geoemydidae), the monotypic big-headed turtle (Family: Platysternidae), and the tortoises (Family: Testudinidae).
Map of the Galápagos Islands showing locations of different tortoise species In 2015, the small, eastern Cerro Fatal population of the island was described as a distinct subspecies, C. n. donfaustoi , most closely related to chathamensis (and forming a clade with it plus abingdoni and hoodensis ), while the main southwestern porteri population ...