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Endothermy

Pertaining to organisms which are capable of maintaining their bodily temperature above the temperature of the external environment.


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Four Chambered Hearts

Endothermy, which probably evolved separately in the groups, almost requires that the pulmonary and somatic loops be separate, which works with a septum in the ventricle. It's most likely convergence, not ancestral.

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by Darby
Mon Jul 16, 2007 2:44 am
 
Forum: Zoology Discussion
Topic: Four Chambered Hearts
Replies: 2
Views: 3708

Dinosaurs homeostasis

... Personally, I suspect that most theropods were endotherms, like their surviving cousins. One problem with the question is that it assumes that endothermy has to apply for an entire group, because the examples found today work that way (if you ignore examples in fish).

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by Darby
Fri Apr 13, 2007 6:21 pm
 
Forum: Zoology Discussion
Topic: Dinosaurs homeostasis
Replies: 5
Views: 4001

er...

Well, endothermy does.

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by kotoreru
Fri Apr 13, 2007 5:54 pm
 
Forum: Zoology Discussion
Topic: Dinosaurs homeostasis
Replies: 5
Views: 4001

warm blooded and cold blooded

... animals are also known as (ahem) homeotherms. they generate their own heat internally to maintain a constant body temperature... endothermy means an organism that does such a thing. >>Cold-blooded animals or poikilotherms have a changing body temperature in relation to their ...

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by formosa
Wed Jan 04, 2006 10:54 am
 
Forum: Zoology Discussion
Topic: warm blooded and cold blooded
Replies: 13
Views: 8874


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