Table 2.
male ornaments | sex chromosome system | |
---|---|---|
ZZ–ZW | XX–XY | |
absent | 42 (39.2) | 62 (64.8) |
present | 16 (18.9) | 34 (31.2) |
d.f.=1, p>0.2 | ||
no ornaments | 42 (39.2) | 62 (64.8) |
one ornament type | 7 (10.6) | 21 (17.4) |
two ornament types | 9 (8.3) | 13 (13.7) |
χ2=2.38, p>0.2 |