Invasive Species King Crabs Could Wipe Out Antarctic Ecosystems

Colder temperatures have kept crabs out of Antarctic seas for 30 million years, but warmer waters from the ocean depths are now intruding onto the continental shelf, and this seems to be changing the delicate ecological balance.

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Canadian Park Biologists Aim to Eradicate Rats in Queen Charlotte Islands

The Queen Charlotte Islands are a biodiverse archipelago and Parks Canada has been trying to restore the balance in the ecosystem by getting rid of rats, which seem to be the main culprits of hobbling the ecosystem.

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