Porpoises (/ ˈ p ɔː r p ə s ɪ z /) are small dolphin-like cetaceans classified under the family Phocoenidae. Although similar in appearance to dolphins, they are more closely related to …

People use the terms dolphins, porpoises, and whales to describe marine mammals belonging to the order Cetacea (from the Greek work ketos, “large sea creature”), and often use them …

Porpoises hunt fast-moving fish, squid, and other sea creatures. They have blubber to keep them warm, a single blowhole, and most have a dorsal fin and countershading camouflage which …

2025年2月16日 · porpoise, (family Phocoenidae), specifically, any of seven species of toothed whales distinguishable from dolphins by their more compact build, generally smaller size …

2015年3月24日 · Harbor porpoises have a small, robust body with a short, blunt beak and a medium-sized triangular dorsal fin. Their back is dark gray fading to lighter intermediate …

2017年5月10日 · Porpoises are a unique type of cetacean that are in the family Phocoenidae. Porpoises are generally small animals (no species grows longer than about 8 feet) with robust …

Porpoises are small, toothed whales, similar in shape to dolphins, but more closely related to their Arctic cousins. This creature probably has the highest joke-to-humour ratio of any animal on …