junebuggena
Crowing
No. Two different types of sexlinking going on. ISA Browns are a red sexlink, males and females look different at hatch. They are sexable by coloring. ISA Whites are feathering sexlinks. They are sexable by the rate of feather development. Those are not different names for females and males. Those are two different types of sexlinks.All ISA Browns are female and ISA White are males.
https://www.isa-poultry.com/en/products/isa-white/
https://www.isa-poultry.com/en/products/isa-brown/