The Company of Biologists

Table 2.

Cortex thickness from transmission electron microscopy images of iridescent barbule components from rump feathers of adult male satin bowerbirds

Individual	Cortex thickness (nm)
1	160.3±2.9
2	160.8±5.1
3	168.2±19.9
4	154.1±2.7
5	165.0±5.7
6	166.9±2.5
7	157.6±6.1
8	164.2±2.4
9	163.3±8.4
10	173.9±5.0

Individual	Cortex thickness (nm)
1	160.3±2.9
2	160.8±5.1
3	168.2±19.9
4	154.1±2.7
5	165.0±5.7
6	166.9±2.5
7	157.6±6.1
8	164.2±2.4
9	163.3±8.4
10	173.9±5.0

Values are means ± s.e.m., based on six measurements per barbule and five barbules per individual.