True’s porpoise References True’s porpoise mammal Ask Anything Homework Help Also known as: Phocoenoides dalli truei, Phocoenoides truei Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: porpoiseTrue’s porpoise (P. dalli truei) is considered by some authorities to be a separate subspecies and is distinguished from the Dall porpoise by its absence of the striking white body patches. It is found only near Japan. Read MoreTrue’s porpoise (P. dalli truei) is considered by some authorities to be a separate subspecies and is distinguished from the Dall porpoise by its absence of the striking white body patches. It is found only near Japan. Read More