"an old black ram is tupping your white ewe" -page 13
-he is mad, so he going to tell the senator that his daughter is messing with Othello. He is mad at Othello for not apointing him as his lieutenant.
- it show his jealousy/hatered
-TUPPING:copulating with [[used, as here, in reference to sheep]]
-why is so jealous of othello eloping with brabantio daughter?
-why wasnt he appointed to be othello lieutenant?