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An ectotherm (from the Greek ἐκτός (ektós) "outside" and θερμός (thermós) "heat"), more commonly referred to as a "cold-blooded animal", [1] is an animal in which internal physiological sources of heat, such as blood, are of relatively small or of quite negligible importance in controlling body temperature. [2]
Warm-blooded is a term referring to animal species whose bodies maintain a temperature higher than that of their environment. In particular, homeothermic species (including birds and mammals ) maintain a stable body temperature by regulating metabolic processes.
Cold-blooded is an informal term for one or more of a group of characteristics that determine an animal's thermophysiology. These include: Ectothermy, controlling body temperature through external processes, such as by basking in the sun; Poikilothermy, the ability of an organism to function over a wide internal temperature range
Tamil literature includes a collection of literary works that have come from a tradition spanning more than two thousand years. The oldest extant works show signs of ...
Commentaries had a humble beginning in the history of Tamil literature. [11] The earliest commentaries were more of glossaries listing the meanings of difficult terms appearing in poetries. [ 11 ] As time went by, few historical accounts pertaining to the verse on hand were appended to these glossary lists.
Dinosaurs were initially cold-blooded, but global warming 180 million years ago may have triggered the evolution of warm-blooded species, a new study found.
This is a list of fictional bats that appear in video games, film, television, animation, comics and literature. This list is subsidiary to the list of fictional animals . Since bats are mammals, yet can fly, they are considered to be liminal beings in various traditions. [ 1 ]
Tamil mythology refers to the folklore and traditions that are a part of the wider Dravidian pantheon, originating from the Tamil people. [1] This body of mythology is a fusion of elements from Dravidian culture and the parent Indus Valley culture, both of which have been syncretised with mainstream Hinduism .