Farrand, John
How to identify birds/ John Farrand - New York : Mcgraw-Hill 1988
An introduction to the step-by-step method of bird identification using six field marks 2.The first mark covers 23 different habitats throughout north america 3.This second field mark explains seven yardstick sizes 4.The third field mark divides bird behavior into three general categorie: wate, land, andfight
0070199752
AVES --IDENTIFICACION
598 / F241
How to identify birds/ John Farrand - New York : Mcgraw-Hill 1988
An introduction to the step-by-step method of bird identification using six field marks 2.The first mark covers 23 different habitats throughout north america 3.This second field mark explains seven yardstick sizes 4.The third field mark divides bird behavior into three general categorie: wate, land, andfight
0070199752
AVES --IDENTIFICACION
598 / F241