|
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />I
<br />
<br />1)OJ73~
<br />
<br />C",b"" M(}"n/~'>t G"J.ictt F.<ld. C(}~r1J../J~"L"'<InI Rrt>oN
<br />
<br />;o.It:STI.I'C;
<br />
<br />The Iwo caglets <:xhihilcd ""onal wow1h and ucvdopmcnl pall<'TTIs. and both fledged
<br />within the time fmmes d,\Cumcntcd in the literature (Gordon 1'155 rn Kochl'n d aL 2002.
<br />Ko,ch...n Cl al. 2002. Wheeler 2003), The nestlings were ",ell ancndcd l>)- the adull frolak .....hile
<br />the male 'lppearcd to ranicipmc exclusive!>' in pro\'idHlg fnod for the YOUllil. TI1c: oldcr female
<br />was the dominllnl nestling. h"wc\"o:f the )'oullj!cr. male appeared 10 he hcallh) and app,ncnll)'
<br />cOllswning an adequate amount of food. The length of the nestling phase wa.~ wnsislenl with
<br />Ih;ll dCM:rit><;d in \he Iilcrall.lrC fur lZ,)ldcn cagles, Although the male ,.ppeured 10 o:main mlhe
<br />nest much IUIl!!cr than the female. we may have missed this hird', !irsl fledging C\'cnl. Ii is
<br />lX'ssihk lhat the nmle cxhil>ited the sume ['ancrn as lhe l'ernule nedll1ing,1eavin~ Ihe nes1 and
<br />lhen ~"m~ had. 10 the neSI after having ~roW1dcd upon ilS fi!;t nighl attempl, ]\"th ...a~1ets
<br />"rPC:McJhcallh~ while m th... nes1. und went on 10 lkdge sucecssfully.
<br />
<br />n.I,IK;I.I'{;
<br />
<br />Th... two t1...dglmgs ...xhihitro normal hchavior, I,lr""'1h and de,e1npmenl palterns
<br />throul,lhoutlhc nedlllinl,l pha.'IC. The older female n...dgcd first. at aprroximalcl~' M days or al/....
<br />",hilethcmalc!ledgedalnpprnximatcly'79daysofage. Whilelhef...ma1edispluy....dunsteadY,
<br />sOllu.'limes uncnlllr"Jlcd night ju.<llIflcr t1cdlling. the male t1ew with much mn!'C tlll1trol ulXlll its
<br />lirslmonil<lredllil/hl. ThisdifTcrcnc... in 11ightskill c;m hoe "nrihuled 10 lhc f...mal....s Yllunl,l...r a g...
<br />and largcrsil....ult1edging. Th...ju\'enilesClltllinu<:dtoi!ain f1i~htskills.and"'erc able 10 ny wilh
<br />prufidenC}' by the cnd ofF....osph...r....s 2004 monitorittg, !loth ..dullS sh.:ired in lhe f......dull!.
<br />r<''"lXlllsi'''iliticsofthc YI'ung, and "e!'Cl1hscrvcd t1ying with lhcju..<:nileson sc,eral occasions.
<br />While we did nol see Ihe juvenil...s hunl for lheir o"n r"od, lhey were likely learning hunling
<br />skills h)' 1"lIowing and ""tchini! lhcadulls. [\a......don uUl ohscp'utiollsin latcJuly, it "ppcared
<br />thalbolhju\cnile<:"l,lles"c!'ChcalthyunJw<luldmosllikelysurvi\"C"wtheirindepc:nd...nc...from
<br />lheadulLs.
<br />
<br />("O",Hllt nlf)~ ,-\I,t\1TII;'" ~"II BI.A"T ErrnTs
<br />
<br />The construction adi\'itiesa.<socialcd with the ALl' proJCl;t d" flnt aprear 1O lut\e ~suhoo
<br />in dl_<llllbaTK,e 10 Ill<.' ('ar"'"n Mounlain golden eagles. The cagles mailllained tll<.'ir temlUry and
<br />initialed brcedinl1 al a historic nnt on Carbon ~'ll>unlain despit... lhe lnen'ased noir.c.
<br />\'ehidcma<:hinel'),'. and humun presence in Ridges Il"sin. During Ihe 2004 1ll0nilOnnl1 cfTnr1. we
<br />JidnnIObi'oCT\'e<lfl)' IIcgati\cresponsc~tothen"isccrcaled b} hea\) maehint'T) at lh... dam sn...
<br />rctenlionp"nJ, wa.<le sile5,orpipeyarJ,,,rll> lhcheav}'equipmentimd lruck traffic nlnngllle
<br />hilUl road allhe hIIsc ofCarb"n MOlmluin Of the 19 blaststh..t "','I"<.' mnnitured.lheeal/lcs
<br />c\hi...il<:danoliccahlencgati\'ereslX'n......on only onc occasion. This respnns.e appcared to hc a
<br />wnlinuationoflhcsHLrtlell.'sponsceHeit<:Jb)'lheprcsclKcl,fahclicoplerju.slom.'minulepriur
<br />h' lhe hlEL~1. Blnsls occurred thrnui!houl thc critical incuhation and nestling pha.ws, when
<br />inaltenli>cness by the pmenls c.'uld result in death 10 the e.lglels. The aduhs. hoW\:\'er, ,,"'cre
<br />"ncmive to tbe Y.Ollflg. aod uhimately suc;essfully 11cdl1ed two ~'"ung. Bla..<ls and Olher
<br />cur"lruClinn acti\'ities were illS(} ongoing during the t1.-dgling phase, "" important tim...li'r
<br />ju\cnilcblrdshlgailll1ighlskills. YnunJ!.J!L-Jglinl/slIlu) l>t.'COlllC grnundoolllld ha\'ediffieult}'
<br />1'<'I;aining llitt/11 (Ko,'hert Cl al. 2()02. Dale Swhkekcr, pcrs, comlll.), as th... female t1cdgling al
<br />
<br />E&'..!J'.~~,,,,,~,,,(,,t,,I!;"n"cU
<br />
<br />J~
<br />
|