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Aestivation (Latin: aestas (summer); also spelled estivation in American English) is a state of animal dormancy, similar to hibernation, although taking place in the summer rather than the winter. Aestivation is characterized by inactivity and a lowered metabolic rate, that is entered in response to high temperatures and arid conditions. [ 1 ]
During the summer months, the ponds and other habitats that the lesser siren live in go through periods of drought, which leads to low water levels and possibly dried-up ponds. The lesser siren's strategy to withstand the rigors of these dry seasons is something called " aestivation ", or summer dormancy, which can last up to 35 weeks ...
This is a list of amphibians found in Mexico. A total of 366 amphibian species have been recorded in Mexico, 3 of which are extinct.
They are small frogs, growing to 0.6 inches (1.5 cm) in length on average. Blanchard's cricket frogs hibernate during the cold months, beginning in late October, and emerging from hibernation in late March or early April. Breeding occurs from mid-May to mid-July. Females lay small clusters or single eggs. Tadpoles emerge in late summer ...
The survival of amphibians and reptiles during winter is just as fascinating as the long migration of birds or the winter snooze of woodchucks and chipmunks. Exploring the Last Green Valley: Where ...
Amphibians such as salamanders and frogs in a local area usually use the same overwintering area and the same breeding area, returning generation after generation to the area in which they were spawned. [2] [3] [4] The breeding locations are areas where vernal pools develop from snowmelt and spring rains. [3]
When the temperatures begin to drop, snakes go into a state called brumation.This event acts as a type of hibernation for cold-blooded animals. “Cold temperatures cause reptiles and amphibians ...
All members of the family are carnivores and feed on crustaceans, aquatic insects, mollusks, annelids, amphibians, small fish and sometimes carrion. The Kinosternidae family has a total of 4 genera and 25 species. 18 species occur in Mexico. Claudius angustatus Cope, 1865 NT; Cryptochelys acuta (Gray, 1831) NT; Cryptochelys creaseri (Hartweg ...