The little black mark at the end of the bill is called the Nail. This picture of a Lesser Scaup shows a relatively small Nail, compared to the wider Nail of a Greater Scaup.
Lesser Scaup
Country United States
State Illinois
Location Centennial Trail, Lemont
Gender Male
Age Adult
Activity In or By Water
- Created Timestamp01/31/2022 11:16:22
- CameraCanon EOS 7D Mark II
- Aperture7.1
- Focal Length400
- Iso160
- Shutter Speed1/800