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The gular scute or gular projection on a turtle is the most anterior part of the plastron, the underside of the shell. Some tortoises have paired gular scutes, while others have a single undivided gular scute. The gular scutes may be referred to as a gular projection if they stick out like a trowel.
A gular projection is evident on the anterior plastron where the head projects from the shell. Sexual dimorphism is evident, with the male gopher tortoise having a concave plastron, while that of the female is flat. In addition, the gular projection of a male plastron is generally longer than that of a female.
The gular scute of the plastron projects forward between the front legs and curves upward toward the neck. Males are larger than females, reaching a carapace length up to 17 in (43 cm). [13] The average length of an adult male angonoka tortoise is 414.8 mm (16.33 in) and the average weight is 10.3 kg (23 lb).
Gular scute, or gular projection, in turtles and tortoises; Gular fold in lizards; Gular skin, or gular sac, in birds and some gibbons; Other uses.
Turtle Island is a name for Earth [1] or North America, used by some American Indigenous peoples, as well as by some Indigenous rights activists. The name is based on a creation myth common to several indigenous peoples of the Northeastern Woodlands of North America. [2] A number of contemporary works continue to use and/or tell the Turtle ...
The desert tortoise (Gopherus agassizii) is a species of tortoise in the family Testudinidae.The species is native to the Mojave and Sonoran Deserts of the southwestern United States and northwestern Mexico, and to the Sinaloan thornscrub of northwestern Mexico. [4]
Jonathan (hatched c. 1832) [2] [3] is a Seychelles giant tortoise (Aldabrachelys gigantea hololissa), a subspecies of the Aldabra giant tortoise (Aldabrachelys gigantea).His approximate age is estimated to be 192 as of 2025, making him the oldest known living land animal.
The white turtle is the only existing species in the Dermatemydidae family. It is a nocturnal, aquatic turtle that lives in large rivers and lakes in Central America, from southern Mexico to northern Honduras. It is one of the most exploited turtles in the world and is classified as a critically endangered species by the IUCN. It is quite large ...