These amazing birds are known for their expert diving skills.
They have yellow heads and can fold themselves into straight, arrow-like shapes in order to pierce the water’s surface and catch fish. If you see one circling above the sea, they might be just about to plunge.
Bempton Cliffs is great for gannet-spotting.
Check out this video about gannets (there's a brilliant slo-mo dive at 1.15).