Ectotherm | Definition, Advantages, & Examples | Britannica
Webectotherm, any so-called cold-blooded animal—that is, any animal whose regulation of body temperature depends on external sources, such as sunlight or a heated rock surface. The ectotherms include the fishes, amphibians, reptiles, and invertebrates.
Ectotherm - Wikipedia
WebAn ectotherm (from the Greek ἐκτός (ektós) "outside" and θερμός (thermós) "heat"), more commonly referred to as a "cold-blooded animal", is an animal in which internal physiological sources of heat are of relatively small or of quite negligible importance in …
Ectotherm - The Definitive Guide | Biology Dictionary
WebLast Updated: January 28, 2020. Ectotherm Definition. An ectotherm is an organism which derives the heat it requires from the environment. This is in contrast to an endotherm, which creates the heat it needs from internal chemical reactions. A common misconception is that an ectotherm is “cold-blooded”.
Endotherms & ectotherms (article) | Ecology | Khan Academy
WebPeople, polar bears, penguins, and prairie dogs, like most other birds and mammals, are endotherms. Iguanas and rattlesnakes, like most other reptiles—along with most fishes, amphibians, and invertebrates—are ectotherms. Endotherms generate most of the heat they need internally.
What Is An Ectotherm? - Science ABC
WebOct 19, 2023 · What Is An Ectotherm? As mentioned above, an ectotherm is commonly called a “cold-blooded” creature, and there are hundreds of thousands of ectothermic species. Unlike endotherms, “warm-blooded” animals, ectotherms are unable to increase their internal metabolic activity to boost heat production.
Extreme Cold Hardiness in Ectotherms | Learn Science at …
WebEctotherms, animals whose body temperature closely tracks ambient temperature, occur in virtually every ecological niche on Earth. By virtue of some remarkable adaptations, they thrive even at...
33.13: Homeostasis - Thermoregulation - Biology LibreTexts
WebOct 31, 2023 · ectotherm: An animal that relies on external environment to regulate its internal body temperature. endotherm : An animal that regulates its own internal body temperature through metabolic processes. homeotherm : An animal that maintains a constant internal body temperature, usually within a narrow range of temperatures.
Ectotherm Definition & Meaning - Merriam-Webster
Webec· to· therm ˈek-tə-ˌthərm. : a cold-blooded animal : poikilotherm. ectothermic. ˌek-tə-ˈthər-mik. adjective. Examples of ectotherm in a Sentence. Recent Examples on the Web Hammerheads are ectotherms —or cold-blooded creatures—which means their body temperatures are regulated by their environment.
Ectotherm | Encyclopedia.com
WebMay 17, 2018 · ectotherm (poikilotherm) An animal that maintains its body temperature by absorbing heat from the surrounding environment. All animals except mammals and birds are ectotherms; they are often described as being cold-blooded and are unable to regulate their body temperature metabolically.
What Does Ectothermic Mean? - ThoughtCo
WebDec 13, 2019 · An ectothermic animal, also commonly known as a "cold-blooded" animal, is one who cannot regulate its own body temperature, so its body temperature fluctuates according to its surroundings. The term ectotherm comes from the Greek ektos, meaning outside, and thermos, which means heat.
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