And so I did. So I've had this running disagreement with t.n. All mammals have a backbone. All mammals have four limbs. All mammals breath air.
All mammals are warm-blooded.
All mammals produce milk for their young. A bit of more info here on the suitability of men to breastfeed. While I was on my quest for information, Luke sent me this . Crossword puzzles are so my thing. I am champing at the bit.