Theoretically Lions etc, could be milked. As could some whales.
This is left as an exercise for the reader.
"How do they milk the whales!?"
Caerphilly?
Monty Python Cheese Shop sketch:
C: Paper Cramer,
O: no
C: Danish Bimbo,
C: Czech sheep’s milk,
C: Venezuelan Beaver Cheese?
O: Not today, sir, no.
And Meet the Parents:
Greg Focker: You can milk just about anything with nipples.
Jack Byrnes: I have nipples, Greg, could you milk me?
I hope you are talking about lionesses... As a reader, there are some exercises I would rather not do.
"How do they milk the whales!?"