Assertion: satin bowerbird | /r/CapableOf | exhibit inter-population variation
Facets:
value: in their advertisement calls
type: LOCATION
value: across three populations
type: LOCATION
Source sentences:
text: Satin bowerbirds also exhibited inter-population variation across three populations in their advertisement calls, differing in their start and minimum frequency, duration and position of maximum frequency (Tack et al. 2005).