Above, the Medusa-like arms of a northern basket star (right) seek a meal of zooplankton beside a polar alcyonarian soft coral in the shallows beneath an ice sheet in the Canadian Arctic.

在加拿大北一层薄冰之下，一种两生活低级腔肠物软珊瑚类，被那一组令人恐怖像蛇发肢体在北地域寻找软珊瑚做为一顿美餐。