Fig. 3

Locus quality index (LQI) of different DNA sources. Plucked feathers: n = 31; buccal swabs: n = 13; eggshell swabs: n = 55; shed feathers: n = 15; and faeces: n = 11. The LQI of different sample types may overlap when they are equal to 1.0
Locus quality index (LQI) of different DNA sources. Plucked feathers: n = 31; buccal swabs: n = 13; eggshell swabs: n = 55; shed feathers: n = 15; and faeces: n = 11. The LQI of different sample types may overlap when they are equal to 1.0