Why are pigs (and some other animals) not milked?

類似資料

• My pigs are ok, why change? – animal welfare accounts of pig farmers
  著者:: R. Albernaz-Gonçalves, 等
  出版事項: (2021-03-01)
• Why is motilin active in some studies with mice, rats, and guinea pigs, but not in others? Implications for functional variability among rodents
  著者:: Gareth J. Sanger
  出版事項: (2022-04-01)
• GOOD TO GREAT: WHY SOME COMPANIES MAKE THE LEAP…AND SOME OTHERS DON’T
  著者:: Jim Collins, 等
  出版事項: (2012-12-01)
• Why pandas do handstands : and other curious truths about animals /
  著者:: 291794 Brown, Augustus
  出版事項: (2006)
• Why are coronavirus rates rising in some areas of England and not others
  著者:: Dorling, D, 等
  出版事項: (2020)