AIDS-like Retrovirus Threatens Koalas With Extinction

AIDS-like Retrovirus Threatens Australia's Koalas with Extinction

Not only have koala populations become heavily fragmented due to habitat loss, they face numerous threats that they never encountered before: household cats and dogs frequently kill koalas; hundreds die every year after being run over by cars and trucks; and now a deadly virus is spreading to koalas throughout Australia.

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