ביבליוגרפיה לועזית

Alcock , J . 1972 . 'The evolution of the use of tools by feeding animals ' , £ » ' 0 / H // 0 H Aesop ' s Fables , 1912 . New York : Avenel Books . New York : Fordham University Press . Adler , Mortimer , 1993 . The Differenceof Man and the Difference it makes . theoretical explorations . Durham and London : Duke University Press . Adams , Carol J . and Donovan , Josephine , 1995 . Animals and Women . Feminist Advances in the Studyof Behavior 14 , 165-229 . Anderson . J . R . 1984 . 'Ethology and ecology of sleep in monkeys and apes ' . Allabi , M . 1982 . Animal Artisan . New York : Alfred A . Knopf . Mass .: Sinauer Association , Inc . Alcock , J . 1993 . Animal Behavior . An Evolutionary Approach . Sunderland , 26 , 464-473 . Geographic Magazin 192 ( 4 ) . Anon , 1997 . 'Dolphins : Great communication " . EarthAlmanac Section , National George Adamson ' s murder . Anon . 1 989 . Daily Newspapers in Kenya , August and September 1 989 , following Condor 91 , 999 . Andersson , S . 198...  אל הספר