Unlike the tails of almost all other animals, seahorse tails are more like square prisms than cylinders. Helmut Corneli/imageBROKER/Corbis Seahorse tails are peculiar appendages. Unlike those of most ...
Richard Allen (Letters, March 4) suggests distributing wine in square bottles to save packing space and weight. But to replace a cylindrical bottle with a square one, assuming the same capacity, ...
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