OMG I found stray chicks!!! Age? Breed? What now?

[VeggieGoneEggie]

PS A couple folks have said the black chick looks like a SLW... but it looks like s/he has grey legs??? Is that normal?

 

[aart]

PS A couple folks have said the black chick looks like a SLW... but it looks like s/he has grey legs??? Is that normal?

Face markings look like a Wy...but mine have yellow legs.
SLW 2wks old

at 6mo old