- Whales, dolphins, and porpoisesCetacea is an order of aquatic mammals that includes whales, dolphins, and porpoises1234. Cetaceans are characterized by their fully aquatic lifestyle, streamlined body shape, often large size and exclusively carnivorous diet1. The word cetacean comes from Latin and Greek words meaning "a large sea animal" or "sea monster"4. There are about 89 species of cetaceans, ranging from the enormous blue whale to the intelligent and social dolphins34.Learn more:✕This summary was generated using AI based on multiple online sources. To view the original source information, use the "Learn more" links.
Cetacea ( / sɪˈteɪʃə /; from Latin cetus ' whale ', from Ancient Greek κῆτος ( kêtos) ' huge fish, sea monster ') [2] is an infraorder of aquatic mammals that includes whales, dolphins, and porpoises. Key characteristics are their fully aquatic lifestyle, streamlined body shape, often large size and exclusively carnivorous diet.
en.wikipedia.org/wiki/Cetaceacetacean, (order Cetacea), any member of an entirely aquatic group of mammals commonly known as whales, dolphins, and porpoises. The ancient Greeks recognized that cetaceans breathe air, give birth to live young, produce milk, and have hair —all features of mammals.www.britannica.com/animal/cetaceanThe Cetacea are one of the most distinctive and highly specialized orders of mammals. They include the largest animal that has ever lived, the blue whale; the highly intelligent and communicative dolphins; the tusked narwhals and blind river dolphins and singing humpback whales — nearly eighty living species in all.ucmp.berkeley.edu/mammal/cetacea/cetacean.htmlThe word cetacean is used to describe all whales, dolphins, and porpoises in the order Cetacea. This word comes from the Latin cetus meaning "a large sea animal," and the Greek word ketos, meaning "sea monster." There are about 89 species of cetaceans.www.thoughtco.com/cetaceans-whales-dolphins-a… - People also ask
Cetacea - Wikipedia
WEB1 day ago · Cetacea (/ s ɪ ˈ t eɪ ʃ ə /; from Latin cetus 'whale', from Ancient Greek κῆτος 'huge fish, sea monster') is an infraorder of aquatic mammals belonging to the order Artiodactyla that includes whales, …
List of cetaceans - Wikipedia
WEB18 rows · 6 days ago · Cetacea is an infraorder that comprises the 94 species of whales, dolphins, and porpoises. It is divided into toothed whales (Odontoceti) and baleen whales (Mysticeti), which diverged from each other in the Eocene some 50 million years ago (mya).
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Whale | Definition, Types, & Facts | Britannica
WEBMay 25, 2024 · Whale, any of the larger species of aquatic mammals belonging to the order Cetacea. Whales are the heaviest known animals, living or fossil, reaching a maximum size in the blue whale of perhaps …
Blue whale | Facts, Habitat, & Pictures | Britannica
WEB6 days ago · Blue whale, a species of baleen whale, a cetacean, that is the most massive animal ever to have lived. Weighing approximately 150 tons, it may attain a length of more than 30 meters (98 feet). Blue whales are …
17 Facts About Cetaceans - Facts.net
WEB4 days ago · Cetaceans, like whales and dolphins, are the largest animals on Earth, with fascinating evolutionary history, diverse species, and remarkable social behaviors. They face threats from human activities but are being conserved for their endless wonders.
World Cetacea Database - Intro - World Register of Marine Species
WEBMay 23, 2024 · The Cetacea (whales, dolphins and porpoises) currently include 89 species that inhabit the world's oceans, lakes and rivers. Some are cosmopolitan, occurring in marine waters from pole to pole, while others are restricted by ecology and population status to small ranges of a few thousand square kilometers or less.
Beluga whale - Wikipedia
WEB1 day ago · The beluga whale ( / bɪˈluːɡə /; [4] Delphinapterus leucas) is an Arctic and sub-Arctic cetacean. It is one of two members of the family Monodontidae, along with the narwhal, and the only member of the …
Cetaceans are the next frontier for vocal rhythm research | PNAS
WEBMay 30, 2024 · Here, we argue that cetaceans—whales, dolphins, and porpoises—are excellent but underutilized models for vocal rhythm research.
Killer whale | Definition & Facts | Britannica
WEBMay 30, 2024 · Killer whale, largest member of the dolphin family (Delphinidae). The killer whale is easy to identify by its size and its striking coloration: jet black on top and pure white below with a white patch …
How Long Does a Dolphin Live? - Wild vs. Captivity - AnimalWised
WEB3 days ago · While some factors, like consistent veterinary care, regular food supply, and the absence of natural predators, might suggest a longer lifespan in captivity, this isn't always the case. On average, dolphins in captivity live for about 28-29 years. This is an improvement from past decades, but it's still shorter than their lifespan in the wild ...
