 Brush-tailed bettongs and malleefowl have been reintroduced in the national park and are now becoming common.Migratory birds such as stints and sandpipers spend summer in the national park as part of their seasonal migrations from places as distant as the Arctic Circle and Siberia.Southern right whales are visible in the water surrounding the national park during their seasonal migrations between July and November and Australian sea lions can be seen on rocks and small islands off the coast.