Thayer's Gull (Larus thayeri) photo
basic adult showing wing pattern
- Recorded 1 February 2009
- Added to IBC 2 years 24 weeks ago
- Michael Retter
- Locality Winthrop Harbor, Lake County, Illinois, USA (United States) (Monotypic species).
Rating
More material of this species
- 4.6A lateral view...USA (United ..., Oct 2007
- 4.3An immature - ...USA (United ..., Mar 2012
- 4.1An adult bird ...Canada, Oct 1997
- 4.1A juvenile bir...Canada, Oct 1997
- 4Adult on a pel...USA (United ..., Feb 2012
- 4Adult on a pel...USA (United ..., Feb 2012
Comments
Recent material by Michael Retter
- 3.3singing maleEcuador, Aug 2010
- 3on exposed bra...Costa Rica, Jan 2011
- 3in understoryCosta Rica, Feb 2011
- 3adult maleCosta Rica, Feb 2011
- 3presumed maleCosta Rica, Feb 2011
- 3.7adultCosta Rica, Sep 2010
