000 00372nam a2200145 4500
040 _cUDSM
050 _a QL698.F73
100 1 0 _aRon Freethy
_eAUTHOR
245 0 _aHow birds workS
_b: a guide to birds biology
260 _aPoole
_b: Blandford Press,
_c1983.
300 _axi,232p
_b; ill.
_c: 23cm.
600 _2Birds,
600 _2 Physiology
942 _2lcc
_cBK
_n0
999 _c137162
_d137162