A southern elephant seal is seen in the coastal area of capital Colombo in Sri Lanka, Dec. 9, 2019, which was spotted for the first time in Sri Lankan waters. Photo: Xinhua

A southern elephant seal is seen in the coastal area of capital Colombo in Sri Lanka, Dec. 9, 2019, which was spotted for the first time in Sri Lankan waters. Photo: Xinhua

A southern elephant seal is seen in the coastal area of capital Colombo in Sri Lanka, Dec. 9, 2019, which is spotted for the first time in Sri Lankan waters and has attracted many locals to watch. Photo: Xinhua

A southern elephant seal is seen in the coastal area of capital Colombo in Sri Lanka, Dec. 9, 2019, which is spotted for the first time in Sri Lankan waters. Photo: Xinhua