1. danci.911cha.com
1. Clashes between the whalers and opponents have escalated in recent years, and a Sea Shepherd boat sunk after a collision with a whaling ship last January.
2. File photo shows a mother whale and her calf being dragged on board a Japanese whaling ship after being harpooned in Antarctic waters.
3. danci.911chaxun.com
3. In late December the group's ship and a whaling boat collided at sea.