A large ice floe in the Arctic Ocean bears an icicle-trimmed cave.This cave served as a hideout for a bearded seal seeking shelter from the harsh Arctic climate.

• 北冰洋上巨大的浮冰相互挤压；形成了带有冰柱的洞穴.；这个洞穴给有须海豹提供了一个天然的庇护所以躲避北极严寒气候