CALLISAURUS DRACONOIDES PDF
Assessor(s): Hammerson, G.A., Frost, D.R. & Gadsden, H. Reviewer(s): Cox, N., Chanson, J.S. & Stuart, S.N. (Global Reptile Assessment Coordinating Team). ZEBRA-TAILED LIZARD Callisaurus draconoides. DESCRIPTION: A medium- sized (up to mm or 4″ from snout to vent), tan to yellowish tan lizard with long, . Adult male, Kern County. Western Zebra-tailed Lizard. Breeding adult female, Kern County. Western Zebra-tailed Lizard. Adult female, Kern County, Adult female.
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Zebra-tail lizards hibernate twice during the year. When prey nears, they cautiously approach with their tail raised and waving. This heat tolerant diurnal lizard often remains active through mid-day when high callsiaurus force other lizards to seek shelter. Ecology of the iguanid lizard Callisaurus draconoides. Clutch size ranges from 1 to 15 eggs.
Reproduction in Zebra-tailed Lizards, Callisaurus draconoides Squamata: North American Fauna, No. Houghton Mifflin, Boston Stejneger, L. With daytime temperatures in the low ‘s, most of the desert wildlife even most of the lizards were avoiding the direct sunlight.
The zebra-tailed lizard Callisaurus draconoides is a species of phrynosomatid lizard endemic to the southwestern United States and northwestern Mexico. Dark belly markings are faint or absent on females. Ecology of the iguanid lizard Callisaurus draconoides. This species occurs in many national parks and monuments, and as a result, its habitat is protected throughout much of its geographic range.
Mexico Sonora Type locality: Glossary Callisaruus living in the Nearctic biogeographic province, the northern part of the New World. Descriptions of new subspecies of snakes Micruroides euryxanthus and Lampropeltis getulus and miscellaneous collecting notes.
Hatchlings range in size from 28 mm to 32 mm. Proceedings of the Oklahoma Academy of Science 6: Eggs are laid, presumably, in friable, sandy soil.
The University of California Press, Zebra-tailed lizards are very tolerant of extreme heat. The groin and lower sides are often tinted yellow. Southern distributional limits of the Sonoran Desert herpetofauna along the mainland coast of northwestern Mexico. Tail displays are seen most calllisaurus when in open areas with little to no cover available.
Houghton Mifflin Company, Zebra-tailed lizards are diurnal and alert. Ventral scales are large, smooth, and flat.
Wild Herps – Zebra-tailed Lizard (Callisaurus draconoides)
callisaurua Both zebra-tailed and earless lizards have two crescent-shaped belly markings. Intrasexual selection predicts the evolution of signal complexity in lizards. This black and white zebra-like pattern gives this lizard its name. Tail displays are used both in social communication and in predator-prey signaling. Iteroparous animals must, by definition, survive over multiple seasons or periodic condition changes.
Modulated but calliisaurus segmental growth of the original tail in Callisaurus draconoides Phrynosomatidae and Calotes versicolor Agamidae. Both sexes have dark throats with radiating black lines; however, this pattern is particularly noticeable in males.
USNM [myurus] Holotype: Correlates of average daily metabolism of field active zebra-tailed lizard Callisaurus draconoides. When fleeing it often runs with its tail curled over the back.
Zebra-tailed lizard – Wikipedia
Center for North American Herpetology, 48 pp. Females have no blue patches, and the black bars are either faint or completely absent. By July, zebra-tailed juveniles have reached adult size, typically about 70 mm in length, and show signs of gonad development and body cycles.
Accessed December 31, at https: Gestation lasts for 48 to 62 days. This includes Greenland, the Canadian Arctic islands, and all of the North American as far south as the highlands of central Mexico. Zebra-tailed lizards can be distinguished from similar species by their coloration and markings. Before running, a lizard may curl the tail up towards the back, exposing the black and white bars, and wag it nervously, then continue this behavior while running and after stopping. Numerous oh-so-proud zebra-tailed lizards festooned the sandy shores and rocky washes around the Cuchujaqui river.