Points out that mammals, including the anteater and seal, have hair and nurse their young. Shows representative members of mammalian groups - carnivores, rodents, ungulates, marsupials and primates.
Aug 3, 1985
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Jul 18, 2010
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Apr 23, 1987
May 3, 2022
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Jul 28, 2019
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Jun 13, 2016
Apr 24, 2003
Mar 5, 2015
