Yeah, give me 2 seconds
https://www.metzerfarms.com/mule-ducks.htmlHuh, I never saw that...
Do you have links to this info? I'd be curious to read up on it.
Being sterile/infertile doesn't mean not laying, it just means that any eggs produced will be blanks. And any sperm would not be viable in the males.
Primaries are looking good!!

It's unfortunate ISA Browns don't have a long lifespan, so sad.
Keep her comfortable somewhere, she knows how much you love her.
