▁valuable ▁than ▁other ▁species . ▁This ▁natural ▁bias , ▁according ▁to ▁the ▁film , ▁combined ▁with ▁a ▁received ▁sense ▁of ▁comfort ▁and ▁an ▁exc use ▁for ▁explo itation ▁of ▁non - hum ans ▁cause ▁anth rop oc entr ism ▁to ▁remain ▁in ▁society . ▁ ▁See ▁also ▁ ▁References ▁ ▁Further ▁reading ▁ ▁Bert al an ff y , ▁Ludwig ▁Von ▁( 1 9 9 3 ) ▁General ▁System ▁Theory : ▁Found ations , ▁Development , ▁App lications ▁pp .   2 3 9 – 4 8 ▁ ▁Bod d ice , ▁Rob ▁( ed .) ▁( 2 0 1 1 ) ▁Anth rop oc entr ism : ▁Hum ans , ▁Anim als , ▁En viron ments ▁Le iden ▁and ▁Boston : ▁Br ill ▁▁▁▁▁ ▁White , ▁Lyn n ▁Town send , ▁Jr , ▁" The ▁Historical ▁Ro ots ▁of ▁Our ▁E colog ic ▁Cris is ", ▁Science , ▁Vol ▁ 1 5 5 ▁( Number ▁ 3 7 6 7 ), ▁ 1 0 ▁March ▁ 1 9 6 7 , ▁pp ▁ 1 2 0 3 – 1 2 0 7 ▁Human ▁supre mac ism : ▁why ▁are ▁animal ▁rights ▁activ ists ▁still ▁the ▁" orph ans ▁of ▁the ▁left "? . ▁New ▁States man ▁America . ▁April ▁ 3 0 , ▁ 2 0 1 9 . ▁ ▁Category : An imal ▁rights ▁Category : H uman ism ▁Category : Ph il osoph ical ▁theories ▁Category : Environment al ▁philosophy <0x0A> </s> ▁The ▁ 2 0 0 9 – 1