Show flyers count wild life taking a census of 0 wild life particularly ticul arly the fur bearing animals calls tor for experts who can read snow p trades tracks following tresh fresh trails the census taker can locate dens or burrows and then from a careful study of the various footprints around can tell how many animals live lire there kp and the approximate ap age groups the bureau ot of biological survey has found it quicker more economical and reliable to count deer and elk by spotting them irom from airplanes airplane counts also have been found y belp fill in estimating the number of 0 waterfowl in lake regions |