Show Flyers FIers Count Wild Life Taking a census of wild life par par- particularly particularly particularly the fur-bearing fur animals calls caUs for experts who can read snow tracks Following fresh trails the taker census-taker can locate dens or bur bur- burrows burrows burrows rows and then from from- a careful study of the various footprints around can cantell cantell cantell tell how many animals live there and the approximate age groups The bureau of biological survey has found it quicker more economical and reliable to count deer and elk by spotting them from airplanes Air Air- Airplane Airplane Airplane plane counts also have been found helpful in estimating the number of waterfowl in lake regions |