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Chiu, U6? U.2) 
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s*p%« f 196^ 
Larufiill«s t 
Fhrj{»ila* fruticetl 
•,i^f .'•- -■m 
— ^ *?'l 
» ■ ’■* .,- 
' _ _. _. 
• ‘ Do*» aot BCius to po«tur*' wh«n uin^in^, 'ttaiieA oormsi, usa 
B rbclc or oaiihi th* h««'1 ^ottoodB forward *nd upward for tn% Pl^rt notoa, 
••d la ‘juickljf retractwd to aUoat bj»blnr tha ahoiUdars for th« lowaro 
pltchod onaajr notoo t«*'«ach phraeo (It^ would ar*j««r tfcwt It Isi* clviaalJlw 
tha lanrkh of tho wocal tract, ahortaoio'^ it for^-^tha- low notaa and 
Unr t hiniftf^ lor tjU_h l wh). . jn 175J n* 
I watched ao ead»:intar betw«>2 lenlew ia which 
Ode sow* oonalatehtly cbaaed ’tia otbw’*, obvlouel^ ownad the tarrltorj, 
«otd birds* called eoae of the *t#htp" n,o<o», and whea dolor thli often 
ItST 
„ fluttered’ the®w-inee I both ,dld^ o' deal of calllna in theaeyloa tehees, 
•od^were oowloiiaty highly axel tedy^oth jBdoptad^ the crouched,* tail fan-* 
• ed’, %inra drooped, pOe cure dfeipi^bed l^et tiwe, the defender. 'at first 
(1 tblok attb«' thay hod. arriYed/^i* or ^«%r tb<- bo<iadery) facia** nearly to» 
• ai d the ofcher. *ben rUweaXrdcagab^a, ^lod<lnw down oa “the bir da ‘back, 
it wer# clear VbaV Ibe aaf^ulverUV of ,thla ilaplay la ilmoet aUaya 
cantrict II ^c&ite 'rapifly; la 1 1 1 1 1 .^ura ta f the wthYs' aaur%liy’**iT^'*aTIer^ 
hatior betw burste. aometliwiB used ^*rt,«waiv#ly durlir tne J*tcbip" 
calllnw that BCfked tblw rather iitalealated nhaae of the'en >unter (aeala. 
n 
* »•! 
ec- 
f 
that aiea occurre at tnU time, 
alMt^ahatV. took to- oe th& bOiuida'r/, 
p¥» 
ir jb 
ry had b«ea reached). vThe ooatorlna 
occurrif.<»,, I auapect, of ter b^< 
»ae rare or -ab.'ent dorl'IV the V 
tctaai.ly, or. their arriva^^a. 
iaut ei! eb..ut lu feet apart, and both hee*n t* etnr. Yot ,faoinw - the oe. < 
tfoder , facing back into hia terrlt., aoc ime’ othep faplni^ out la altos'’t tb 
oppoene- direction, nT* a.inftiae leas-, frequently* V «a 1 I aonjrs iicla.ted o6t,b, 
i^ed the-Jn 
pnfaaiat oyer^ abo j t, a. win aa itb* sinwiow corvtln 
truder eoYad 
farther and farther from the territ., eltho'n^^b^tfier advancau wera made 
at tilffli botb‘.kei)t eine.nr for i'. 5 «tal ' ^ .■ 
HS^ 
fyVuvla ia’H 
iht. "tchip*' oellinr, 
end not o*'Bturlae 
uvh jc^ur i ••fehuo another 1>&d’ ci#U 
.... ...cu.ai,^ c.'nu^'l... .r.^u.„Uy 
rr«etljT - iroalci ^ulmr onl^ one wine in v«ry snort bart’^ts of not very 
j^fonouricw 0 q&t^wr^in^. riw «isd^vr%nt^on lato th© «onr trwgawfjtlyp without 
pOHtanw, (tntldwntally, nia poeturw ior tha^ Tchip Invoivee? only s Jm 
all ht crouch)* w^oa or ha did uaa tha nnawl notWp nnd it aw mad< , 
vary iiKaly that tnla note real ly *^rapranenta the first n ite in tha*a"^na> 
nave haaro tOr nae*l note fairly i'^frequently today, add la fi?n* of the 
birria i h«^v* bean wetentaai. I have eean only one male with a faii«le, the 
feedin*' top'atufcr wrccupie Qf .feci arar t* no dieplej?^ *1*^ ***^ . 
• . fl6cKe'..of up to ([2^1 ma I ■'■8 elirntly hlrner on the eiopea. (Sea below, ay 
identiieateiofl of "f.^ele8- have been much aatroy '-ue to Incomplete 
plamawea of *«oy blr.td.) Poaeibly tlu* naeal note Is a hli^h Intenaity 
slnria note (hirner than the .I’tchlp" )'^ - it is almost cert«iinly the f rs ^ 
.note of, the sone, and If there have been no male-female encountnra seen, 
ill. of the iiapley Ivae likely been ■earr»ssive-a*inirtic^ 
** Ayala note tha^t, IK the male 
iV 
,T' r 
often‘ViTe7irt'^'ietler’iert of fileht**as the bl»d appreachea a perch.^ 
It/I Is then oftsn from s^psreh stsQCs with no indiC9tJ">i^ ot In- 
9 slnrln^ mood tht sonw^is 
• • I 
hw flww towsrd 
is 
sn 
^ A 
t«ifttion; <ts f hsweslso sn n's mels «^ivt it in sttack as 
sndjxhsn supplanted snothwr male 7 it seems likely that s^^ression is an 
important part, and interference with fllwht.may not ^ ?!!” 
oapw'it occurra when* mere -ia an iiiterfmrence with 
. on the efre of a’ territ, whan -do e_t ' anotbar^male, 
present at the boundary) 
•utt if 
T; ! f-a 
attack drive i at • 
or wn^n no •ppewent 
1 * ./Vj) 
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