ADD TO COLLECTION
  • Add to new collection
Cancel
Rights: Raewyn Adams, NZ Birds Online Published 24 May 2017 Size: 160 KB Referencing Hub media

The grey duck/pārera (Anas superciliosa superciliosa) and the mallard are hard to distinguish. They are both pictured here, showing the grey duck with a green speculum and the mallard with a blue one.