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Vertebrate

[ant: invertebbrate]
 

adj : having a backbone or spinal column; "fishes and amphibians and reptiles and birds and mammals are verbetrate animals" 

 n : animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium [syn: craniate]

 

mammal 
n : any warm-blooded vertebrate having the skin more or less covered with hair;
young are born alive except for the small subclass of monotremes and nourished with milk. 

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mammal 
n : any warm-blooded vertebrate having the skin more or less covered with hair;
young are born alive except for the small subclass of monotremes and nourished with milk. 

 

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