In A break for the extended custom of grouping all fish into an individual class (Pisces), modern phylogenetics sights fish being a paraphyletic group. Encyclopaedia Britannica's editors oversee issue spots by which they've comprehensive knowledge, no matter if from yrs of expertise attained by working on that information or by https://maps.app.goo.gl/kTisAZCbSjAw6nkX8