bladdernose ['blædәnәuz]
n.
[动]冠海豹
bladdernose[ noun ]
medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters
<noun.animal>
bladdernose \blad"der*nose\ n.
a medium-sized blackish-gray seal ({Cystophora cristata})
with a large inflatable sac on the head; of Arctic-Atlantic
waters.
Syn: hooded seal.
[WordNet 1.5]