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Cetacean: meaning, definitions and examples

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cetacean

 

[sΙͺˈteΙͺΚƒΙ™n ]

Definition

Context #1 | Noun

marine biology

Cetaceans are a group of marine mammals that includes whales, dolphins, and porpoises. They are characterized by their streamlined bodies, horizontal flukes, and the ability to breathe air through a blowhole. Cetaceans are known for their intelligence and complex social structures.

Synonyms

dolphins, marine mammals, whales.

Examples of usage

  • The study of cetaceans is important for understanding ocean ecosystems.
  • Scientists are researching the communication methods of cetaceans.
  • Many cetaceans migrate great distances to find food.

Interesting Facts

Etymology

  • The term 'cetacean' comes from the Latin word 'cetus', which means 'whale' or 'sea monster'.
  • In ancient times, people often confused large ocean animals, which led to myths about sea monsters.
  • The classification of cetaceans as a distinct group started in the 18th century with the work of scientists like Carl Linnaeus.

Biology

  • Cetaceans are divided into two main groups: baleen whales that filter feed, and toothed whales that hunt for fish.
  • Some species, like the orca, are highly social and live in family groups called pods.
  • They are known for their sophisticated communication skills, with many using complex sounds and songs.

Conservation

  • Many cetacean species are endangered due to threats like hunting, fishing nets, and pollution.
  • Efforts to protect cetaceans include establishing marine protected areas and regulations against whaling.
  • Organizations around the world work to raise awareness about the importance of conserving ocean ecosystems that support these creatures.

Cultural Significance

  • Cetaceans have been central to the mythology of many cultures, symbolizing intelligence and grace in the ocean.
  • In modern media, they are featured in films and documentaries, often portraying them as friendly and intelligent beings.
  • Some indigenous cultures view certain species as spiritual guardians of the ocean, reflecting deep respect for these animals.

Discovery and Research

  • Cetaceans are studied in marine biology and ecology to understand their behaviors, communication, and impact on marine environments.
  • The discovery of 'whale songs' led to greater insights into animal communication and social structures.
  • Researchers use advanced technology, like underwater microphones, to listen and learn about cetacean vocalizations.

Word Frequency Rank

This word's position of #33,919 indicates it's among the more rare English words. While understanding it broadens your vocabulary, focus on more common words first.