Porpoises (/ ˈpɔːrpəsɪz /) are small dolphin -like cetaceans classified under the family Phocoenidae. Although similar in appearance to dolphins, they are more closely related to narwhals and belugas. …

Most scientists agree that there are 32 dolphin species (plus five closely related species of river dolphin) and only six porpoise species. So what’s the difference? It essentially comes down to their faces …

Purpose is a broad term that refers to the reason or intention behind an action, goal, or desire. It gives meaning and direction to one's actions and is often linked to the overall aim or objective that one …

Sep 29, 2025 · These animals share many similarities, but several key differences help us tell them apart. Here at IFAW, we work to protect both dolphins and porpoises—and other marine mammals …

Learn about the impact of underwater noise on marine animals, notably harbour porpoises. The four Phocoena species are primarily fish eaters that usually swim in pairs or small groups along …

Sep 18, 2023 · What is the porpuse of heirogigphs? They were an early alphabet, for the purpose of reading and writing.

The meaning of PURPOSE is the reason something is done or used : intention. How to use purpose in a sentence. Synonym Discussion of Purpose.