【原因不明】アフリカ・ボツワナで「ゾウ350頭」が謎の大量死…前例のない事態に科学者たちも困惑

アフリカ南部ボツワナで、過去2カ月の間に数百頭のゾウが死んでいるのが発見され、「全く前例のない」怪現象に科学者が頭を悩ませている。

ゾウ350頭超、原因不明の死体で発見　ボツワナ - BBCニュース

"It's appalling -- we need to know what the hell is going on."

More than 360 elephants have died in mysterious circumstances in Botswana in the past three months, according to local conservationists. https://t.co/z0uUONePZz

— CNN (@CNN) July 2, 2020

Heartbreaking 💔
More than 350 elephants drop dead in mysterious mass 'die off' clustered around water holes in Botswana's Okavango Delta
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The carcasses are yet to be tested for pathogens or poison despite the first dying in EARLY MAY. https://t.co/tiSGyisEpB pic.twitter.com/xgFCEZ6nIP

— animals_innocent_creatures (@AnimalsInnocent) July 1, 2020

Hundreds of elephants found dead in Botswana https://t.co/rYo5DFExfo

— BBC News (World) (@BBCWorld) July 1, 2020