385 



JOB-ËKa JKHBOTHblXT>, KaKOBOe CbIJIO 6bl BT> COCTOflHin npO- 

 KOpMUTbCS Ha H3B'BCTHOM'b IJpOCTpaHCTB'E H3B-ECTH0H M"B- 



cthocth. HecMOTpa Ha to hto napajuiejbHO ncTpeÔjemio 



STHX'b JKMBOTHblXT> UJJIO HCTpeÔJieHie JI'BCOB^, a CJl-ÈJlOBa- 



TejbHO yMeHbuieHie bo/it,, Bce Taitn He Morcerb 6biTb 

 npaBHJbHaro oTHOiuema jvie?K/iy hhmh h KOJiHMecTBOMT> nn- 



IUH. 40Ka3aTeJIbCTB0MT> 9T0My CJiyHÎHTT) TO, HTO OJIHHaKOBblfl 



jrËCHbia npocTpaHCTBa bt» MtcTa-x-b ftieH-Ee HacejieHHbiX'b 

 Bcerjia hm-ëiott. hxt> ôojibuiee hhcjio, KOTopoe TaKuiwb oôpa- 

 30m1> ôojrfce npnÔJiHœaeTCfl kt> HopMajibHOMy. 



yMeHbuieme aTHXT. îKnBOTHbixTb BecbMa oca3aTejibHO upo- 

 AOJUKaeTCfl h bt> Hacroam,ee BpeMa. C-b KajKjibiM'b ro/ioivrb 

 yMeHbuiaeTca KOJiHHecTBo BpejtHbixT> n HenocpejtCïBeHHO 



nOJie3HbIX'b JKHBOTHbIXT>; C*b KaîKAblMT) TOAOM'b CTaHOBMTCfl 



MeHbuie amn n xnmHbixT> SB-Èpen, a bm-bct-b ct> hhmh 

 yMeHbuiaeTca n hhcjo xnmHbix-b nTHUT>, ncKJiioMHTejibHo 

 nniaiomHXca nepBoio. HejioB-ÈK-b, npaBjia, ncTpeôJiaerb 



MHOrHX'b JKHBOTHblX-b, KOTOpbia 0T4aCTH KOpMflTCH TaKHMH 



BbicniHMH opraHH3MaMn, KOTopbie He nrpaiorb HRKaKoii 

 hjih noHTH HHKaKoii pcuin bt> ero bkohomïh, ho mbi 0/maKO 

 He Bceriia 3aivrE i iaeM'b aôcojiioTHoe yBe-inneme nncjia oco- 

 ôeîi nocji'EAHnx'b. Mbi Cy^eM-b HiwÈTb 3A-BCb ABa cjiynaa: 

 B-b nepBOMi, — BJiiaHie ncTpeôJieHia jrficoB'b npeBbiiuaeT'b 

 BJiiaHie ncipeÔJieHia xHin.HnKOB'b n jKHBOTHbia, He Haxojia 

 ceôt AOCTaTOHHaro npodopy n aocTaTOHHOH nnmH, Bce 



T8KH BT. KOHUt KOHUOBT> yMeHbHJ3K)TCa BT> 3HaHHTeJlbHOH 



CTeneHH. Bt> jipyroivrb — HeTOjbKO HCTpeôJieHie xnmHHKOBi), 

 ho AaîKe caMoe HCTpeôJieHie ji'ÈcoB'b HM-beTT> BJiiaHie Ha 

 yBejinHeHie Hncja ocoôew. Mbi yBnjiHivrb bt> cKopoMT> Bpe- 

 MeHH KaKie Bnjibi nojiBepraioTca HaHÔOJbuieMy ncTpeôjieHiio, 

 cpeûHeiviy, t. e. ôoji'Be naccnBHOMy h oôpaTHOMy aIjhot- 

 Biio, t e. ôojibiueMy pacnpocTpaHeHiio. 



