Unknown Bird In Flight

[blevine15]

I think that it is a cormorant, any ideas?

20D, ISO 400, 1/500, f5.6, 100-400mm at 400mm

[thomascanty]

Looks like a cormorant to me.

[Turbowolf]

Looks like an adult double-crested Cormorant (Phalacrocorax auritus). The kinked neck and yellow-orange throat pouch are good indicators.

[sparker1]

And a nice shot of it.