n.largest mammal ever known; bluish-grey migratory whalebone whale mostly of southern hemisphere

同義詞：sulfur bottomBalaenoptera musculus

Blue whale
Blue Whale
Blue whale
Whale Song
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Rorqual
Slow Down (unidentified sound)
GOING, GOING, (ALMOST) GONE
Northern bottlenose whale
The Whale and the Reactor
Methods of Teaching and Learning of the Elderly: Care in Rehabilitation
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