另外有四种海豹也有风险风险，包括了斑环海豹、髯海豹、竖琴海豹与授带海豹。
Four ice seals are also at risk - the ringed, bearded, harp and ribbon seals.
拍摄这张照片的时候，由于髯海豹可怕的高喊生活环境和水上生活方式，人们对它们几乎一无所知。
At the time of this photo, little was known about bearded seals, due to their forbiddingly frigid habitat and aquatic lifestyle.
这个团队在搜寻难以捉摸的髯海豹。髯海豹是一种很深情的和爱嬉戏的海豹，它们几乎花费所有的生命精力在水中或在北极的浮冰上漂流。
This team is in search of elusive bearded seals, an affectionate and playful seal species that spends nearly all its life either in the water or drifting on Artic ice floes.
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