▁foundation ▁of ▁eth ological ▁research . ▁However , ▁Richard ▁Daw kins ▁called ▁Lor enz ▁a ▁"' good ▁of ▁the ▁species ' ▁man ", ▁stating ▁that ▁the ▁idea ▁of ▁group ▁selection ▁was ▁" so ▁deeply ▁ing rained " ▁in ▁Lor enz ' s ▁thinking ▁that ▁he ▁" ev ident ly ▁did ▁not ▁realize ▁that ▁his ▁statements ▁contra ven ed ▁orth odox ▁Dar win ian ▁theory ." ▁ ▁T ogether ▁with ▁Nik ola as ▁T in ber gen , ▁Lor enz ▁developed ▁the ▁idea ▁of ▁an ▁inn ate ▁re le asing ▁mechanism ▁to ▁explain ▁instinct ive ▁behav iors ▁( fixed ▁action ▁patterns ). ▁They ▁experiment ed ▁with ▁" super normal ▁stim uli " ▁such ▁as ▁giant ▁eggs ▁or ▁dummy ▁bird ▁be aks ▁which ▁they ▁found ▁could ▁release ▁the ▁fixed ▁action ▁patterns ▁more ▁power fully ▁than ▁the ▁natural ▁objects ▁for ▁which ▁the ▁behav iors ▁were ▁adapted . ▁In fl uen ced ▁by ▁the ▁ideas ▁of ▁William ▁Mc D oug all , ▁Lor enz ▁developed ▁this ▁into ▁a ▁" ps ych oh yd ra ul ic " ▁model ▁of ▁the ▁motiv ation ▁of ▁behavior , ▁which ▁t ended ▁towards ▁group ▁selection ist ▁ideas , ▁which ▁were ▁influ ential ▁in ▁the ▁ 1 9 6 0 s . ▁Another ▁of ▁his ▁contributions ▁to ▁eth ology ▁ ▁is ▁his ▁work ▁on ▁im print ing . ▁His ▁influence ▁on ▁a ▁younger ▁generation ▁of ▁eth olog ists ; ▁and ▁his ▁popular ▁works , ▁were ▁important ▁in ▁bringing ▁eth ology ▁to ▁the ▁attention ▁of ▁the ▁general ▁public . ▁ ▁Lor enz ▁claimed