This hybrid doesn't seem to exist on inat. The female is pure Pateke, but the male has several mallard traits such as a grey tail, and a particularly green head.
one of my favorite images of the trip, with the reflection in the sand.
Seen at Hutton's Shearwater colony at the head of the Kowhai River Seaward Kaikoura Ranges. Photos taken near the Hutton's Shearwater research hut.
Didn't want to disturb them, so I kept a large distance for the image.
seems to be a juvenile goldfinch.
Looks to be a lost homing pigeon
Black leg band