Feathers (approximately 0.25 g for each individual; 3–5 birds per species) from a total of 48 species were collected and analyzed from different locations of Pakistan (details on species and sample sizes per location are presented in Table S.I. 2).
Feathers (approximately 0.25 g for each individual; 3–5 birdsper species) from a total of 48 species were collected and analyzedfrom different locations of Pakistan (details on species and samplesizes per location are presented in Table S.I. 2).