| OCR Text |
Show 'h 1 r , v o N, n v law" A» l 1.}v :. -‘-<' m. n..~.,.e~-;~ '44,", ‘ ‘3 ‘ ‘‘ r .5.‘ ‘v‘w-Ifi t ( ‘. 6"‘K' 1 ' I,j ', \\ u . . ,. .3 .. run . 3.. \.‘ '\ . ".flmm . l: #mM-Wd ..~ .... u "imp..."w'. .uwom-u nan . 4 "it". .. r. r .. W4! .1 .U..‘,\.n..;..." .. v .. "aw-v... i a ' .. V ‘ * 2 i> | c " x." . '» hymn". ' ' 1 '\.'_. ' fl! .7 -.. ... l. 3".¢ n_.».....-.,.‘. r‘ _‘ . , a. . v‘ . ‘1 . This community harbors several species of rodents but abated % 44L seasonal variation than any other community studied ( able 18). greate‘ M It «sympossible' to predict the kinds or numbers4 hat might be M J "WW 6 capturedy] Even the ubiquitous deer mouse showed wide variation in InWé, during a 12-day period of trapping, numbers captured. 23 deer mice were captured, whereas three months later, during a 14-day All .of the species showed period of trapping, only three {were similar variations indicating that the pOpulations . as stable as ‘ W The explanation/‘isimVol-sa‘r but it may be they are in other W. that favorable conditions in the community vary from season to season and from year to year or it may be that some species migrate from adjace vegetated dunes due to high populations in the. latter areag' This,' is suggested by the fact that only one rodent was captured during the dummer of 1955, while in the spring of 1956, when populations in adjacent dunes were more than doubled the 1955 populations, the During greasewood community'produced 39 individuals of six species. ' the following years the number of captures ranged from 27 to 29 but 0 1" J r: ' ‘ -\ E 1'? s?" "v J 1' "T '1'. i _ 5.1.}..5 -.}.,‘,.r" fl‘ ‘ _‘ ‘53-» In uih' . ,,., ...,.,.._i '." 1.-."... .: . .. . ,7": ¢ ‘ . ., . i F 2 L...........,T....V_..,..,.._ 17 .- . 5. {7; * ,_ w If"; , .I‘ . .. #1.:"3; " {J :H Tfl :1." - . .u . n- («if m Q ' ' "m..."ww'a." .1 .. .,_. - ., . I '3"?sz 1' 3‘3 3 is I 3 ,3?) 53 ‘ 1 W J,‘ ml {:35qu J 5.2.," LI: '2" ".1." "apnever exceeded four 810639263 ‘ K's. - " NJ 1... . r .-..,. .. 1 . . my"! "U; 1.; L I X ; ‘ L if; AL. ‘ + {- 91:}; g (.3 M. * a . .f Ii: ' . 5-? r. Est-r" an. , - |
