Numbers of resident bird species in Mengsong, including species occurring there in 2011–2012, in 1998–2000 (Wang and Young 2003)a, and inferredb.

aThe survey in 1998–2000 only yielded 98 resident species. A further 87 species were added by us and assumed to be present during the earlier period.bInferred is a checklist of birds that ought to occur in the study area based on range, elevation and habitat data by referring to MacKinnon and Phillipps [31], Cheng and Cheng [36, 37], Ivanov [38], Yang [39], Yang et al. [40], Yang and Yang [41].cThe numbers in parentheses refer to the percentage of species.dIUCN Red Book Status: Near Threatened or Vulnerable or Endangered or Critically Endangered.Numbers of resident bird species in Mengsong, including species occurring there in 2011–2012, in 1998–2000 (Wang and Young 2003)a, and inferredb.