Mediasøk - Macaulay Library og eBird

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1. kvinand Bucephala clangula

   ML188158431 eBird checklist S61504246 Rapporter
   
   vurdering 4

   2 vurderinger

   Jack Bushong

   16. nov 2019

   Boulder, Colorado, United States
2. polargås Branta hutchinsii

   ML188158421 eBird checklist S61504246 Rapporter
   
   vurdering 3

   1 vurdering

   Jack Bushong

   16. nov 2019

   Boulder, Colorado, United States
   Kommentarer Darker bird in middle. Perhaps just a variant Richardson's.
3. polargås Branta hutchinsii

   ML188158391 eBird checklist S61504246 Rapporter
   
   vurdering 3

   1 vurdering

   Jack Bushong

   16. nov 2019

   Boulder, Colorado, United States
   Kommentarer Probably a variant Richardson's but noticeably darker with a strong gular stripe…
4. polargås Branta hutchinsii

   ML188158371 eBird checklist S61504246 Rapporter
   
   vurdering 4

   5 vurderinger

   Jack Bushong

   16. nov 2019

   Boulder, Colorado, United States
   Kommentarer Smaller, stubbier, and darker than the Richardson's suggesting minima, but perha…
5. polargås (hutchinsii) Branta hutchinsii hutchinsii

   ML188158341 eBird checklist S61504246 Rapporter
   
   vurdering 4

   3 vurderinger

   Jack Bushong

   16. nov 2019

   Boulder, Colorado, United States