While the walrus is best known for its unique, hangdog look, the aquatic mammal can also make quite the array of interesting sounds.
E.T., a 30-year-old walrus at the Point Defiance Zoo & Aquarium in Tacoma, WA, displays a wide range of vocal talents in the video below. Anybody using headphones might want to turn down the volume a bit, as the big fellow can make some big noise.