Harbour porpoise Although conjoined twins are rarely seen in wild mammals, the first known case of a two-headed harbour porpoise was documented in May 2017 when Dutch fishermen in the North Sea caught them by chance. A study published by the online journal of the Natural History Museum Rotterdam points out that conjoined twins in whales and dolphins are extremely rare. The harbour porpoise species is widespread in cooler coastal waters of the North Atlantic, North Pacific and the Black Sea. The populations in these regions are not continuous and are classified as separate subspecies with "P. p. phocoena" in the North
Otherwise Known as Sheila the Great Tubman- Sheila's thirteen year old sister, who's a ballerina and is boy crazy Merle "Mouse" Ellis- Sheila's friend in Tarrytown, who is the junior champion of yo-yoing. She's a champion swimmer, and a dog lover Betsy Ellis- Mouse's four year old sister, who's also a champion swimmer. Since she's allergic to dogs, she has a make-believe dog called Ootch Sondra and Jane Van Arden- The Van Arden twins, who are good friends with Sheila and Mouse. They both are very excellent swimmers and both get easily offended. They all argue at a sleepover. Marty- Sheila's swimming teacher, who struggles to