00422nam a2200121Ia 4500008004100000082001700041100001600058245006000074260004000134365000600174630006000180730006000240100415s9999    xx            000 0 und d  b9667a591.55  aRussell  ES  aThe Behaviour of Animals : An Introduction to its Study  aLONDONc1934bEDWARD ARNOLD AND CO.  b0  aThe Behaviour of Animals : An Introduction to its Study  aThe Behaviour of Animals : An Introduction to its Study