the.com/blowhole
a nostril that migrated to the top of the head and never apologized
evolved nostrilIt's a nose relocated upward over millions of years
voluntary breathWhales must consciously decide every single breath
no smellMost whales sacrificed scent for this snorkel
twin or singleBaleen whales have two, toothed whales just one
signature spoutBlow shape can identify species from afar