According to the Sydney Morning Herald…

The koala is under threat from climate change, according to new research which shows rising carbon dioxide levels are killing nutrients in the plants they eat. Lab tests have revealed that global warming is stripping the goodness from eucalypt leaves, and the University of Sydney researchers behind the study say the koalas that rely on them don’t have enough time to adapt to the change.

Read the rest here. And remember, it’s koala, not koala bear.