38 
THE WILSON JOURNAL OF ORNITHOLOGY • Vol. 123, No. 1, March 2011 
12 
10 
8 
6 
4 
2 
0 
(A) 
All species combined for omnivores 
8 15 N = -0.23 x Alt + 6.31 ( R 2 = 0.01, P = 0.13) 
Kruskal-Wallis test; H 7 = 31.83, P< 0.001 
0.5 
1.5 
2.5 
Grey-cheeked FuIvetta 
Steere's Liocichla 
Results of aU^soedes'coTnh' ""h 0f A feat ^ rS D 0f °™ivorous birds with altitude in Taroko National Park, Taiwan. 
Results of all spec es combined are shown in A and E. Results of individual species are shown in B-D F-H Stable isotope 
SSSSSSfiSS SP "'Th " "* ~ «*— - means ± SE ZiL J SS 
S Seta eoStadlSsSS ,h , n “ ” '’""““'“a Numben, of femhees used f„, iso.ope analyses for 
all species combined correspond to those of each species at different sites. One-way ANOVA results are also presented 
Asterisks indicate significant differences (P < 0.05) between sites. presented. 
(Fig. 4J). The other four species had similar 5 I3 C 
values across sites (Figs. 2E, F; 4G, H). 
Combined Analysis of 8 ,3 C and S I5 N Values 
Among Sites .—MANOVA of 5 I3 C and 8 ,5 N 
values of feathers from different sites revealed 
significant differences between some, but not all, 
sites for all three guilds (Figs. 5A, D; 6A: 
Appendices 1, 2). When analyzed by species, 
significant differences between some, but not all, 
sites were apparent for Grey-cheeked Fulvettas 
