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Most species have an abdominal, tail-like appendage known as a furcula (or furca). It is located on the fourth abdominal segment of springtails and is folded beneath the body, held under tension by a small structure called the retinaculum (or tenaculum). When released, it snaps against the substrate, flinging the springtail into the air and ...
Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America, Fourth Edition. Boston and New York: Houghton Mifflin Harcourt. xiv + 494 pp., 47 plates, 207 figures. ISBN 978-0-544-12997-9. (Genus Thamnophis, p. 426). Ruthven AG (1908). "Variation and Genetic Relationships of the Garter-snakes".
The species is listed as threatened in Illinois [61] and New York [62] [63] In New York, timber rattlesnakes are "extirpated at 26% of historically known dens, and nearly extirpated at another 5%". [64] Brown (1984, 1988) suggested denning populations in New York have been reduced by 50 to 75% of their historical numbers.
Texas designated the Texas horned lizard (Phrynosoma cornutum) as the official state reptile in 1993. [12] Wyoming’s state reptile is the “Horn Toad”, the greater short-horned lizard (Phrynosoma hernandesi). [13] [14] The "TCU Horned Frog" is the mascot of Texas Christian University in Fort Worth, Texas. The "Horned Toad" is also the ...
A new rattle segment is added each time the snake sheds its skin, and the snake may shed its skin several times a year, depending on food supply and growth rate. Rattlesnakes travel with their rattles held up to protect them from damage, but in spite of this precaution, their day-to-day activities in the wild still cause them to regularly break ...
Named Gondwanax paraisensis, the four-legged reptile species was roughly the size of a small dog with a long tail, or about 1 meter (39 inches) long and weighing between 3 and 6 kg (7 to 13 pounds ...
The growth rate varies with age, location, gender and precipitation. It can slow down from 12 mm/year for ages 4–8 years to about 6.0 mm/year for ages 16 to 20 years. Males and females grow at similar rates; females can grow slightly faster when young, but males grow larger than females.
Under a system that exists in New York and almost nowhere else in the country, tenants are often forced to pay the commission of a real estate agent before moving into an apartment, even if that ...