Lump on head

[Piotre]

Any idea what, and how to treat?

 

[silkiemother]

is it squishy?hard?soft?

 

[Piotre]

is it squishy?hard?soft?

Hard. I pushed on it. Several years ago I had several turkeys with a similar swelling, but on the "cheek" below eye. In the turkeys' case it was pus from an infection (sinus infection?)

 

[Wyorp Rock]

@casportpony ?

 

[chickens really]

That looks like a tumour. Take it to a Vet .