Heart Cockle: living Giant clam ancestor observed in the wild

Corculum cardissa, better known as the heart cockle, doesn’t seem like it would have anything in common with our beloved giant clams. Except, maybe for the fact that it’s a bivalve. It may not be a direct ancestor, but the…

Don’t Get Burned by Flame Scallops!

Mention beautiful bivalves for the marine aquarium, and the various tridacnid clams (the so-called giant clams) will probably come to mind. Likely, the flame scallops of the genus Ctenoides will too. However, while the tridacnids have a fairly decent survival…