How to pronounce “bivalve” in English

We're just beginning to see studies that show that coral reefs are having trouble.Some of the bivalves on the ocean floor -- their shells are thinning.And so, it's at a stage now where you're getting all the early warning signs.

And if you look at lots of different mollusks, many of the gastropods with the spiraling shells, the snails, as well as these the natutilises,and various other, the bivalves too, clams and so on, they do still have spirals in their shells.We'll come to that.