FlycatcherPatch: Forehead Patch Size in Collared Flycatachers
Description
Forehead patch size in 30 male Collared Flycatachers measured in two
consecutive years.
Arguments
source
Griffith, S.C. and B.C. Sheldon. 2001. Phenotypic plasticity in the
expression of a sexually selected trait: neglected components of variation.
Animal Behaviour 61: 987-993.