Numerous crabs go out foraging when the tide ebbed at the coastal intertidal zone in Qingdao, east China's Shandong province, on July 7. (Photo: CNS/Wang Haibin)
Numerous crabs go out foraging when the tide ebbed at the coastal intertidal zone in Qingdao, east China's Shandong province, on July 7. (Photo: CNS/Wang Haibin)