Arctic marine mammal (7)
I believe the answer is:
narwhal
(Other definitions for narwhal that I've seen before include "aquatic mammal" , "swimmer" , "Sea creature with a long spiral tusk" , "beast" , "Tusked marine creature" .)
I believe the answer is:
narwhal
(Other definitions for narwhal that I've seen before include "aquatic mammal" , "swimmer" , "Sea creature with a long spiral tusk" , "beast" , "Tusked marine creature" .)