▁gr as ▁is ▁noted ▁for ▁being ▁less ▁game y ▁and ▁sm o other , ▁with ▁a ▁more ▁del icate ▁flav or . ▁ ▁Animal ▁w elf are ▁ ▁G av age - based ▁fo ie ▁gr as ▁production ▁is ▁controvers ial ▁due ▁to ▁the ▁animal ▁w elf are ▁consequences ▁of ▁the ▁force - feed ing ▁procedure , ▁int ensive ▁housing ▁and ▁husband ry , ▁an ▁en larg ed ▁li ver ▁and ▁the ▁potential ▁for ▁being ▁det r iment al ▁to ▁human ▁health . ▁Some ▁countries ▁find ▁fo ie ▁gr as ▁to ▁be ▁" mor ally ▁ob jection able ". ▁One ▁EU ▁committee ▁report ▁noted ▁that ▁up ▁to ▁ 1 9 9 8 , ▁there ▁was ▁only ▁a ▁small ▁number ▁of ▁scientific ▁studies ▁on ▁the ▁w elf are ▁of ▁birds ▁used ▁for ▁fo ie ▁gr as ▁production ; ▁however , ▁the ▁Committee ▁found ▁sufficient ▁evidence ▁to ▁conclude ▁that ▁" force - feed ing , ▁as ▁currently ▁pract ised , ▁is ▁det r iment al ▁to ▁the ▁w elf are ▁of ▁the ▁birds ". ▁The ▁industry ▁repeatedly ▁faces ▁accus ations ▁of ▁tort ure ▁and ▁cruel ty . ▁ ▁Su it ability ▁of ▁bre eds ▁and ▁species ▁The ▁production ▁of ▁fo ie ▁gr as ▁occurs ▁on ▁the ▁argument ▁that ▁migr ating ▁wild f ow l ▁season ally ▁eat ▁such ▁that ▁their ▁li ver ▁naturally ▁en larg es . ▁ ▁However , ▁the ▁bird ▁used ▁pre domin antly ▁in ▁fo ie ▁gr as ▁production ▁is ▁a ▁hy brid ▁of ▁a ▁male ▁Mus c ovy ▁du ck ▁and