I have added I, Scallop to Fine Art America. Before I clam up for the remainder of 2017, here is a nice article; I might have mentioned it before? Anyways: Muscular mechanics and the ontogeny of swimming in scallops, by S J Gould. I don't understand it all, but have a soft spot for scallops, though no desire to consume adductor muscles.
The cats are happy with the light balls and the ginormous box they came in.