poikilothermy
11Cold-blooded — is a loose layman s term often used to refer to animals that do not use their metabolism to maintain body temperature. It is typically associated with at least one of three different thermophysiological characteristics: ectothermy, controlling… …
12Thermoregulation — is the ability of an organism to keep its body temperature within certain boundaries, even when temperature surrounding is very different. This process is one aspect of homeostasis: a dynamic state of stability between an animal s internal… …
13Synapomorphy — In evolutionary biology, a synapomorphy is a derived character state shared by two or more terminal groups (taxa included in a cladistic analysis as further indivisible units) and inherited from their most recent common ancestor. Derived in this… …
14Gigantothermy — The great white shark, Carcharodon carcharias, exhibits gigantothermy Gigantothermy (sometimes called ectothermic homeothermy) is a phenomenon with significance in biology and paleontology, whereby large, bulky ectothermic animals are more easily …
15Physiology of dinosaurs — Note: In this article dinosaur means non avian dinosaur, since most experts regard birds as an advanced group of dinosaurs. The physiology of dinosaurs has historically been a controversial subject, particularly thermoregulation. Recently, many… …
16Холоднокровный (Poikilothermic) — неспособный регулировать температуру своего тела, которая колеблется в зависимости от температуры окружающей среды. Холоднокровными являются, например, пресмыкающиеся и земноводные. Для сравнения: Теплокровный. Принадлежность к холоднокровным… …
17cold-bloodedness — See cold bloodedly. * * * ▪ zoology also called Poikilothermy, Ectothermy, or Heterothermy, the state of having a variable body temperature that is usually only slightly higher than the environmental temperature. This state distinguishes …
18dinosaur — /duy neuh sawr /, n. 1. any chiefly terrestrial, herbivorous or carnivorous reptile of the extinct orders Saurischia and Ornithischia, from the Mesozoic Era, certain species of which are the largest known land animals. 2. something that is… …
19poikilothermal — poikilothermism, poikilothermy, n. /poy keuh loh therr meuhl, poy kil euh /, adj. Zool. cold blooded (def. 3) (opposed to homoiothermal). [1880 85; < Gk poikílo(s) various + THERMAL] * * * …
20reptile — reptilelike, adj. reptiloid /rep tl oyd /, adj. /rep til, tuyl/, n. 1. any cold blooded vertebrate of the class Reptilia, comprising the turtles, snakes, lizards, crocodilians, amphisbaenians, tuatara, and various extinct members including the… …
