poppoko たんぶら〜
南極半島の西側とスコシア海に住むペンギンの個体数が、過去30年で最大50％減少していることが、新たな調査で明らかになった。この急減は、ペンギンの主食であるオキアミの不足によるものとみられる。オキアミは同地域での気温の上昇と大食漢のクジラの個体数増加により数が減っている。
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— ニュース - 動物 - ペンギンが激減、クジラの増加も一因か（記事全文） - ナショナルジオグラフィック 公式日本語サイト (via do-nothing)
Reblogged 3 months ago from kogure (Originally from do-nothing)
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