Cob
hmm... Pen is male
male = cobfemale = pen
A pen is a female Swan. The male is called a Cob.
I'm not sure what you mean by "male female worker" or "male female pen." Can you please provide more context or clarify your question so I can better assist you?
The female swan is called a pen and the male swan is called a cob.
Female "pen", male "cob".
A pen for the female and a cob for the male swan.
A pen is not male of female. It is neutral.
A female swan is called a "pen." The males are called "cobs."
it iis called a cob for both male and female
A female swan is called a "pen", a male is a "cob".
Lewis Carroll is a pen name for Charles Lutwidge Dodgson, who was a male author, mathematician, and logician.