单词	polar bear
释义	polar bear noun : a large creamy-white carnivorous bear (Ursus maritimus synonym Thalarctos maritimus) that inhabits arctic regions Illustration of polar bear Example Sentences Recent Examples on the Web An international team of scientists is sounding the alarm about the harmful effects of human food and waste on polar bear populations, which are already vulnerable because of rising temperatures. Sarah Kuta, Smithsonian Magazine, 21 July 2022 Meanwhile, sea ice continues to decline in the Arctic, which greatly reduces survival rates for most polar bear populations going forward. Ashley Strickland, CNN, 16 June 2022 That night, Laidre heard the sound of large paws treading on squeaky snow, and woke to find … a polar bear running off with her bag of polar-bear-tissue samples. Ed Yong, The Atlantic, 16 June 2022 Still, polar bear tourism is itself a quandary for businesses trying to operate responsibly in the remote north. Gloria Dickie, Condé Nast Traveler, 8 Dec. 2021 The law was also aimed at protecting other species that the Legislature found were imperiled abroad: the polar bear, leopard, tiger, cheetah, jaguar, zebra and elephant. Louis Sahagún, Los Angeles Times, 31 July 2022 Marty and the Toledo Zoo’s female polar bear, Crystal, had several cubs together, and zoo officials believe Crystal – who turns 23 this week – may be pregnant again. From Usa Today Network And Wire Reports, USA TODAY, 13 Nov. 2021 The collection once included a polar bear that was allowed to swim in the Thames River on a long chain. Michael J. Renner, The Conversation, 23 May 2022 It’s certainly not the first time a tourist on Svalbard has been attacked by a polar bear. The Editors, Outside Online, 24 Mar. 2015 See More Word History First Known Use 1769, in the meaning defined above Kids Definition polar bear noun : a large creamy-white bear of arctic regions
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