With a few exceptions, all mammals and birds are warm-blooded, and all reptiles, insects, arachnids, amphibians and fish are cold-blooded. What does it mean to be warm-blooded or cold-blooded? The temperature of an animal's blood is related to its body temperature.
coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/cold... coolcosmos.ipac.caltech.edu/image_galleries/ir_zoo/coldwarm.html
Birds question: Is a bird warm or cold blooded? A bird is a warm blooded animal. This is taught early in schools. All birds are warm blooded. = but www.mandgweather.com is also awsome... :) = ... Are birds cold blooed? Are birds cold bloded? Are birds cold booled? Is a bird warm- blooded? Are birds cold- blooded?
wiki.answers.com/Q/Is_a_bird_warm_or_cold_blooded wiki.answers.com/Q/Is_a_bird_warm_or_cold_blooded
Hot-Blooded or Cold-Blooded?? ... They were not birds. There are significant differences between these groups. Since we have no dinosaurs alive today (except for birds, which have about 145 million years of evolutionary separation from non-avian dinosaurs), it is hard to compare them with anything living whose metabolism...
www.ucmp.berkeley.edu/diapsids/metabolism.html
Zoologists have been taking it for granted that birds evolved from warm-blooded, active dinosaurs. They may now have to redraw that part of the avian family tree, because the microscopic ... No such rings are found in the bones of modern birds, which maintain their body temperatures metabolically even in cold weather.
www.science-frontiers.com/sf093/sf093b08.htm
Cold-blooded animals have a body temperature close to the temperature of their surroundings. ... Birds are covered with feathers and have wings. Not all birds can use their wings to fly (e.g. ostrich, penguin, kiwi, emu). Hollow or partially hollow bones make birds lighter than if they had more solid bones like mammals.
www.mmem.spschools.org/grade3science/3.Lifecycles!/wrmc... www.mmem.spschools.org/grade3science/3.Lifecycles!/wrmcldbl.htm
There is one choice, 5 votes for Hewitt03's debate ... 100% Voted for by petethemeat, Weydon, TeChNoWC, pnktrky, Dark Red Ink. ... View 4 comments...
allphilosophy.com/topic/3401
Cold-Blooded Birds and a Hot Debate;New Interpretation of Fossils Adds to Origin-of-Flight Polemic ... find The Washington Post articles. The earliest known bird, whose fossil bones have been the subject of wild and woolly debate among paleontologists for m... ... If the first bird was cold-blooded, that could answer a list...
www.highbeam.com/doc/1P2-1152691.html
A page about reptiles ... The term cold-blooded extends beyond just metabolism talk. Since its inception, society has viewed cold-blooded animals as being slow moving, sluggish, stupid and sometimes even evil animals that were inferior to mammals and birds, with their warm-bloodedness.
reptilis.net/cold-blood.html reptilis.net/cold-blood.html