Pun of the Day If all the world’s bivalves became extinct, it would be a clamity. 12/07/2019 · The Pun Gents If all the world’s bivalves became extinct, it would be a clamity. Tagged: animals, science HilariousPretty GoodOKPretty BadTerrible (1 votes, average: 4.00 out of 5)