Welsummers can be sexed right away, the female has the dark line extending beyond her eye towards her ear is dark and very well defined. On the male, that same line is light and blurry. if you look at the triangle on the top of their head, on the female it is dark and clearly defined, the male's triangle is lighter and the edges are not clearly defined.
This should help you determine if it is cockerel. If you ordered all pullets the hatchery should have had no problem determining between the two so most likely you have pullets.
This should help you determine if it is cockerel. If you ordered all pullets the hatchery should have had no problem determining between the two so most likely you have pullets.