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No, a nightjar is a type of bird. The nightjars are; whippoorwill, chuck will's widow, nighthawk, and poorwill. They are the family Caprimulgidae. There are 67 species in the world. Those listed above are U.S. birds.
http://wiki.answers.com/Q/Is_a_nightjar_considered_a_ma...
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I'll just say the reasonthe biggest mammal is, you know, at least twice as big, maybethree times as big or 4 times as big as the biggest bird is becausemammals are quadrapedal. And they can use 4 limbs to support thatbody mass, where birds are bipedal.
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www.csupomona.edu/~dfhoyt/classes/zoo138/CHAR_BIRD.HTML
www.csupomona.edu/~dfhoyt/classes/zoo138/CHAR_BIRD.HTML
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Students compare two animals whose superficial characteristics are identical. Assesses students' ability to compare and contrast bird and mammal characteristics. Scoring rubric and background notes included. ... View Bird or Mammal?
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www.teachervision.fen.com/classification/printable/2868...
www.teachervision.fen.com/classification/printable/28688.html
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And, though it uses lots of fancy words, I'm pretty sure, that under that definition, a bird could be considered an animal... ...Dark Phoenix ... Date: 1/2/2001 2:02:00 PM From Authorid: 3321 Birds are animals, I just think that there was some confusion with the mammal...
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unsolvedmysteries.com/usm67318.html
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A bird fits the definition of an animal with feathers that lays eggs. Every animal that has those attributes is considered a bird. A mammal must be warm-blooded, have hair, and suckle its young. In examining all the religious texts of the world, only the Bible exhibits all the attributes of a God-inspired message.
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www.comereason.org/cmp_rlgn/cmp005.asp
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John Klicka and Dr. Robert Zink, evolutionary biologists at the J. F. Bell Museum of Natural History at the University of Minnesota in St. Paul, studied 35 pairs of bird species considered to be the best examples of species split by the geographical isolation caused by the glaciers.
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www.dinosauria.com/jdp/evol/glaciers.html
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Even the birds are considered diapsids (and hence reptiles), because they are descended from certain dinosaurs (which are also diapsids), and ancestrally have the paired skull openings along with other physical characteristics that unite them with diapsids.
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www.ucmp.berkeley.edu/diapsids/index.html
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The Elephant Bird is considered to be the biggest bird that has walked the face of this earth. It is considered to be the inspiration behind the Roc that terrorized Sinbad. It is now extinct but not much is known of it.
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www.buzzle.com/editorials/8-17-2004-57992.asp
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Source: mammal - Definition from the Merriam-Webster Online Dictionary | www.merriam-webster.com ... A mammal is an animal that raises its young on milk. Most mammals are covered with hair or fur, and most have specialized MORE?
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chacha.com/question/what-is-a-mammal
chacha.com/question/what-is-a-mammal
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