BTW, the beaver really was regarded as fish under Canon Law for a very long time, because it swam like one and had a broad tail. Also, it might be the only food available during Lent. Pragmatism triumphs again!
(Oh, yes – and I endorse the sentiment in the last entry. If you can take down a hippo, as far as I’m concerned, you can eat the damned thing whenever and wherever you like!)