Figure 2From: More ornamented females produce higher-quality offspring in a socially monogamous bird: an experimental study in the great tit (Parus major)Standardized regression coefficients ( 1 SE ) from linear regression models. Response variables were nestling mass, tarsus length, and wing web swelling response (an index of immune response) at 14d of age. F – foster mother, G – genetic mother. Asterisks denote statistically significant factors.Back to article page