单词 | megafauna |
释义 | megafauna[ meg-uh-faw-nuh ] / ˈmɛg əˌfɔ nə / nounZoology. large or giant animals, especially of a given area. Because megafauna tend to have long lives and slow population growth and recovery rates, many such species, as elephants and whales, are particularly vulnerable to overexploitation by humans. Ecology. animals of a given area that can be seen with the unaided eye. Classical Mythology. large or giant mythical creatures, often resembling a familiar animal, as a hellhound, or a composite of different animals, as a griffin. Origin of megafaunaFirst recorded in 1925–30; mega- + fauna Words nearby megafaunamegadontism, megadose, megaelectron volt, Megaera, megaesophagus, megafauna, megaflop, megaflops, megagamete, megagametophyte, megahertz Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for megafauna
British Dictionary definitions for megafaunamegafauna / (ˈmɛɡəˌfɔːnə) / nounthe component of the fauna of a region or period that comprises the larger terrestrial animals Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for megafaunamegafauna [ mĕg′ə-fô′nə ] Large or relatively large animals of a particular place or time period. Saber-toothed tigers and mastodons belong to the extinct megafauna of the Oligocene and Pleistocene Epochs. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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