A large saltwater crocodile swam slowly through clear waters in Kununurra, Western Australia.Michael Khan filmed video that shows the 4.5 meter-long reptile moving gracefully among plants in the water at Kununurra Diversion Dam.Khan told Storyful that he thought the crocodile was a log when he first saw it but flew his drone closer to see the reptile. Credit: Michael Khan via Storyful