Normally, Gus should weigh about 100 pounds, but when he was found on that Australian beach, he only weighed 51 pounds. In just a few weeks, he's gained 7 pounds and continues to put on weight. Gus was released back into the Southern Ocean to start the long trip back home just days ago. We're all hoping he makes it!

As climate change bears down on Antarctica, understanding why some penguins end up meandering so far from their natural habitats may help aid future conservation efforts.

Gus, the lost emperor penguin who was found in Australia, spent three weeks with wildlife carers and has been released to his home near Antarctica.

The emperor penguin, dubbed Gus, had somehow swam over 2,000 miles from his icy home and was found on a sun-drenched beach in Denmark, Western Australia, earlier this month.

Gus, the emperor penguin that swam from Antarctica to Australia, was released 20 days after he was found waddling on a tourist beach.