Megapteran marine mammal that arches sharply as it dives
... 
During dives marine mammals' larynx and esophagus close automatically when
... [DOC] [TLE] Diving Mammals - Division of Physical & Biological Sciences [PAR] The ability of diving mammals to forage at depth on a breath hold of air is 
dependent on gas exchange, both ... habitat to various degrees, probably the 
best-known marine diver of the ... Megaptera novaeanglieae.