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Mojave Desert Tortoise (Gopherus agassizii)
Turtles Around Las Vegas, Wildlife Around Las Vegas
Desert Tortoise (Gopherus agassizii)

General Description: A turtle in the Mojave Desert with a moderately domed, brownish shell. This is the only "land turtle" in the desert around Las Vegas.

Taxonomy: Tortoise Family (Testudinidae).

Technical Description: A terrestrial "turtle." Carapace moderately domed, brownish; can exceed 14-inches long. Hind legs stumpy, round, and elephant-like. Front legs broadly flattened with leathery skin and large scales. Male with indented plastron; female with flat plastron.

Diet: Primarily eats annual forbs and grasses that germinate during springtime after good winter rains. Also eat cactus and other low-growing plants. Drink standing water when available, through their nose. When food is unavailable, can stay in underground burrow for more than 6 months.

Desert Tortoise (Gopherus agassizii)
Tortoise inside burrow

Habitat: Most common in Mojave Desert Scrub habitat type, especially desert scrub and wash habitats dominated by creosote bush. Found in valleys and on bajadas and hills below 4,500 ft elevation. Less common in the lower-elevation Creosote-Bursage Flat habitat type. An important habitat requirement is the presence of annual wildflowers and native grasses that are eaten during spring.

Range: Southeastern California, southern Nevada, and southwestern Utah. In western Arizona and western Mexico, they have a different species of tortoise: Sonoran Desert Tortoise (Gopherus morafkai), which formerly was considered the same species as Mojave Desert Tortoise.

Breeding: Mate in the spring, lay 1-15 eggs per clutch during spring through mid-summer, hatchlings emerge in the fall shortly before going into hibernation.

Similar Species: This is the only species of tortoise in Nevada. The Sonoran Desert Tortoise occurs across the Colorado River in Arizona.


If you were a tasty flower or a juicy little forb,
this might be the last face you ever see!

Comments: Tortoises dig dome-shaped burrows, usually in the sides of washes or at the base of shrubs. If you look into burrows to try to find them, expect to also see creatures such as rattlesnakes that use the burrows. Tortoises can live longer than 50 years.

Special Remarks: Tortoises west and north of the Colorado River are listed and protected as Federally Threatened under the Endangered Species Act; individuals may not be taken from the wild. Pet tortoises can be obtained from the Desert Tortoise Program.

Desert Tortoise (Gopherus agassizii) Desert Tortoise males have chin glands that become enlarged (like this) during the breeding season. This is a good way to determine gender in tortoises without picking them up to feel the plastron.
Desert Tortoise (Gopherus agassizii)

Typical tortoise burrow: notice the dome-shaped roof (inward sloping walls), flat floor, and straight tunnel. Compare this shape with the shape of Kit Fox burrows, which have vertical sides and a tunnel that usually curves to the side.

We can tell this big buck is a male from the chin glands without pulling him out of his burrow.

Desert Tortoise (Gopherus agassizii)
Tortoise at Tule Springs National Monument
Desert Tortoise (Gopherus agassizii)
Desert tortoise in the open desert
Desert Tortoise (Gopherus agassizii) Desert Tortoise (Gopherus agassizii)
Desert Tortoise (Gopherus agassizii) Desert Tortoise (Gopherus agassizii)
Desert Tortoise (Gopherus agassizii) Desert Tortoise (Gopherus agassizii)
Desert Tortoise (Gopherus agassizii) Desert Tortoise (Gopherus agassizii)
Desert Tortoise (Gopherus agassizii)
Desert Tortoises have spade-like front foot
Desert Tortoise (Gopherus agassizii)
Desert Tortoises have spade-like front foot
Desert Tortoise (Gopherus agassizii)
Desert Tortoises have elephant-like (elephantine) hind foot
Desert Tortoise (Gopherus agassizii)
Desert Tortoises have elephant-like (elephantine) hind foot
Desert Tortoise (Gopherus agassizii)
Desert Tortoises rarely bite, but they have a strong beak useful for tearing up plants for food
Desert Tortoise (Gopherus agassizii)
Desert Tortoise males have a concave plastron;
females have a flat plastron. This is a male.
Desert Tortoise (Gopherus agassizii)
That is a little girl-tail
Desert Tortoise (Gopherus agassizii)
Desert Tortoise males have a long, fat tail
Desert Tortoise (Gopherus agassizii)
Female tortoises have a short, flat gular projection (below neck)
Desert Tortoise (Gopherus agassizii)
Male tortoises have a long, up-turned gular projection (below chin)
Desert Tortoise (Gopherus agassizii)
Tortoise burrows are dome-shaped above and flat below
Desert Tortoise (Gopherus agassizii)
Tortoise burrows are dome-shaped above and flat below
Desert Tortoise (Gopherus agassizii)
Desert Tortoise male in burrow
Desert Tortoise (Gopherus agassizii)
Desert Tortoise going down a burrow
Desert Tortoise (Gopherus agassizii)
Desert Tortoise juvenile blends in with background
Desert Tortoise (Gopherus agassizii)
Desert Tortoise juvenile
Desert Tortoise (Gopherus agassizii)
Desert Tortoise juvenile
Desert Tortoise (Gopherus agassizii)
Desert Tortoise yearling about 2-inches long
Desert Tortoise (Gopherus agassizii)
Desert Tortoise egg dug up by a predator
Desert Tortoise (Gopherus agassizii)
Desert Tortoise egg opened by a predator
Desert Tortoise (Gopherus agassizii)
Desert tortoise sometimes eat cactus (more photos)
Desert Tortoise (Gopherus agassizii)
Desert tortoise drinking water from a spring (more photos)
Desert Tortoise (Gopherus agassizii)
Desert Tortoise tracks in soft sand
Desert Tortoise (Gopherus agassizii)
Desert Tortoise tracks in road dust
Desert Tortoise (Gopherus agassizii)
Tortoise tracks in dry mud
Desert Tortoise (Gopherus agassizii)
Tortoise tracks
Desert Tortoise (Gopherus agassizii)
Desert Tortoise scat in southwest Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Tortoise scat at Tule Springs National Monument
Desert Tortoise (Gopherus agassizii)
Tortoise scat
Desert Tortoise (Gopherus agassizii)
Tortoise scat
Desert Tortoise (Gopherus agassizii)
Desert Tortoise carcass with Feral Burro scat in Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Desert Tortoise carcass with Feral Burro scat in Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Desert Tortoise carcass with Feral Burro scat in Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Desert tortoise run over on a lonely dirt road in Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Desert tortoise run over on a lonely dirt road
Desert Tortoise (Gopherus agassizii)
Desert tortoise run over on a lonely dirt road
Desert Tortoise (Gopherus agassizii)
Desert tortoise bones and scutes after being run over on a dirt road
Desert Tortoise (Gopherus agassizii)
Desert tortoise bones after being run over on a lonely dirt road
Desert Tortoise (Gopherus agassizii)
Tortoise at Tule Springs National Monument
Desert Tortoise (Gopherus agassizii)
Tortoise in Creosote-Bursage Flat habitat
Desert Tortoise (Gopherus agassizii)
Desert Tortoise habitat in southwest Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Desert Tortoise burrow in southwest Gold Butte NM
Desert Tortoise (Gopherus agassizii)
Tortoises are hard to find, even in the open. Can you see this one?
Desert Tortoise (Gopherus agassizii)
Desert Tortoise at Red Rock Canyon

Tortoises Crossing a Dirt Roads

Desert Tortoise (Gopherus agassizii)
On a dirt road, tortoise looks like any other rock
Desert Tortoise (Gopherus agassizii)Desert tortoise on dirt road in Gold Butte National Monument
Desert Tortoise (Gopherus agassizii)
Desert tortoise on dirt road in Gold Butte National Monument
Desert Tortoise (Gopherus agassizii)
Desert tortoise on dirt road in Gold Butte National Monument
Desert Tortoise (Gopherus agassizii)
Desert tortoise on dirt road in Gold Butte National Monument
Desert Tortoise (Gopherus agassizii)
Desert tortoise crossed dirt road and climbed this cliff
Desert Tortoise (Gopherus agassizii)
Desert Tortoise on Gold Butte Road - I couldn't stop in time
Desert Tortoise (Gopherus agassizii)
Yes, Desert Tortoise can climb the roadside berm
Desert Tortoise (Gopherus agassizii)
Desert Tortoise past the road
Desert Tortoise (Gopherus agassizii)
Desert Tortoise, resting in the shade after crossing the road
Desert Tortoise (Gopherus agassizii)
As they say, watch for rocks with sunlight under them
Desert Tortoise (Gopherus agassizii)
Watch for "rocks" on dirt roads!

Note: All distances, elevations, and other facts are approximate.
copyright; Last updated 231230

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