Details for Record 207363
Page: Cory's Shearwater (Calonectris diomedea)
County: Dare
State: North Carolina
Country: United States
Links:
eBird checklist #S8410715
A Cory's Shearwater (borealis) off Cape Hatteras, North Carolina (5/28/2011). Note the difference in underwing pattern and bill size between this bird and the following Scopoli's Shearwater (diomedea).
A Scopoli's Shearwater off Cape Hatteras, North Carolina (5/29/2011). This is the Mediterranean form (diomedea) of Cory's Shearwater, which is a candidate for a future split. Note how the white extends into the dark primaries and its smaller bill.