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  1. keep in captivity 相關
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  1. ... in the wild and 26 years in captivity 10: Parental care In the family of tiger always is a double-parent...tigris altaica) Tiger fur dense hair could keep out the cold. Nowadays Siberian...

    分類:科學及數學 > 生物學 2007年01月22日

  2. ...14 years in the wild, while in captivity they can live over 20 years.... While lions, in general, do not selectively hunt humans...concern. Lions have been kept in menageries since Roman...

    分類:科學及數學 > 生物學 2008年04月07日

  3. ... in the wild a handful of times, but it has been bred in captivity . The cheetah's paws have non-retractable claws (...

    分類:科學及數學 > 生物學 2007年04月15日

  1. keep in captivity 相關
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