Duck has big chest. Is this normal?

Both my female ducks (laying) have big chest, When I touch it its just a bunch of skin and feathersnot sure if this is normal but I've never seen it on any ducks.

Australian Wood Duck - The Australian Museum

Everyone Loves the Hot Duck

How to Save a Premature Duckling

How To Safely Handle A Duck - The Open Sanctuary Project

Australian Wood Duck - The Australian Museum

Mallard Ducks: Learn about this popular fowl.

A Guide to Common Duck Diseases - Backyard Poultry

Pectus Excavatum: Symptoms, Causes & Treatment

Is Anatidaephobia a Real Condition?

Chest Wall Disorder: Pectus Carinatum (for Parents)

Big chest/pecs in men are completely unnecessary. Does anyone else

2 workouts to grow big chest muscles in under 10 minutes with no

My Hero Pics / (Rp) - Big chest 💚 - Wattpad

Very tall and very muscular man wit - OpenDream

A man with a huge body and a big chest Image & Design ID