mid-oÂ·cean ridge. A long mountain range on the ocean floor, extending almost continuously through the North and South Atlantic Oceans, the Indian Ocean, and the South Pacific Ocean. A deep rift valley is located at its center, from which magma flows and forms new oceanic crust. As the magma cools and hardens it becomes part of the mountain range.
Seth MacFarlane. Seth Woodbury MacFarlane (born October 26, 1973) is an American animator, writer, producer, actor, singer, voice actor, and director best known for creating the animated sitcoms Family Guy, American Dad! and The Cleveland Show, for which he also voices many of the shows' various characters.
1 Seth McFarlane provides vocals for Peter Griffin, Brian Griffin, Stewie Griffin, Glenn Quagmire, Tom Tucker, and other various guest roles. 2  Along with being a Family Guy voice actor, MacFarlane is the creator, writer, and producer for the show. 3  MacFarlane uses his real voice for Brain the dogs character.