Eagle

Eagle

Attached: 8987771223.jpg (768x512, 34K)

Deagle

Attached: Desert-Eagle.jpg (768x487, 92K)

Seagull

Attached: image.jpg (720x514, 99K)

Attached: 78273878421.jpg (2048x1360, 138K)

Eagle

Attached: 2324325.jpg (800x1200, 101K)

eagle

Attached: 652839.jpg (880x660, 96K)

I'm assuming the same reason as your sink/toilet: to keep sewer gas from coming out.

But why seagulls don't have it, or eagles.?

Attached: 1566878951833.webm (640x360, 559K)

.,mk