Table 2.

The effects of sex and background on patagia conspicuousness (chromatic and achromatic contrast). The backgrounds were: local falling leaves, local standing foliage and falling leaves from the other population. For the Niah population, ‘sex’ refers to three categories: female (dark brown), male (dark brown) and male (green). For the Bako population, ‘sex’ refers to two categories: female (red) and male (red).

chromatic contrastachromatic contrast
Bako National Park
 sex × background1.49(3,47)0.232.14(3,47)9.11
Niah Caves National Park
 sex × background5.34(4,26)0.00285.54(4,26)0.0023