| Even if thunniform ichthyosaurs could hold their bodies perfectly rigid when swimming, Cowen, speculates they may have porpoised, anyway. |
| California sea lions porpoised through the waves to circle our boats. |
| Then potential menace turned to pure joy as two more orcas joined the first and together they porpoised toward the setting sun. |
| But as I porpoised through the gentle waves and down to the sandy, beveled bottom, it occurred to me that an hour earlier I had been a sweaty working stiff standing in Times Square about to explode. |
| And there a school of carp numbering, perhaps, a thousand, finned and porpoised into deeper water where it required a long double-haul of the line to reach them. |
| When he pulled up too hard on landing and porpoised into a stall the resulting crash hurt like a sock in the mouth. |
