Biology Reference
In-Depth Information
FIGURE 13.1
CVA of
bodyshapeofninespecies
of piranhas: (A) unstan-
dardized data; (B) data are
standardized and compari-
sons are made among
juvenile shapes (at the tran-
sition from larval to juve-
nile phases); (C) data are
standardized and compari-
sons are made among adult
shapes (at the maximum
body size regularly attained
by each species).
0.03
0.02
0.01
0
0.01
0.02
0.03
0.02
0.01
0
0.01
0.02 0.03
0.04
CV1
(A)
0.04
0.03
0.02
0.01
0
0.01
Pygopristis denticulata
Serrasalmus altuvei
S. elongatus
S. gouldingi
S. manueli
S. spilopleura
Pygocentrus cariba
P. nattereri
P. piraya
0.02
0.05
0.04
0.03
0.02
0.01 0
0.01 0.02 0.03 0.04
CV1
(B)
0.02
0.01
0
0.01
0.02
0.03
0.04
0.05
0.04
0.03
0.02
0.01 0 0.01 0.02 0.03 0.04 0.05
CV1
(C)
