Bufflehead

I've given up trying to get a close-up of any Bufflehead, a small diving duck. Instead I offer you a group shot.

[Linda H.Y. Hegland]

Like a convention. Nice.

[Martin Jalkotzy]

Nice, Anne.

[Deb K]

Is the difference males and females. Which is which?

[Anne Pancella]

@annrico1 Males are almost always more colorful in the bird world (females are drab so they can blend in to the landscape while nesting) so the ones with more white on their heads are the males here.