I would argue by definition a Navy is amphibious but it is not the main part of the Navy that is. One of the prime missions of the Marine Corps is Amphibious operations and since the Marine Corps is part of the Navy the Navy as a whole is amphibious.
Navy seals are "frogmen" in that they conduct amphibious operations.
United States Navy Amphibious Reconnaissance Corpsman's motto is 'The difficult Anytime, the 'Impossible' by appointment only!'.
The Dept of Navy is responsible for amphibious training of all forces assigned to joint amphibious operations in accordance with joint doctrine.
Anzio, Sicily, Normandy
Anzio, Sicily, Normandy
The Dept of Navy is responsible for amphibious training of all forces assigned to joint amphibious operations in accordance with joint doctrine.
A U.S. Navy LHD is a large deck, amphibious assault ship; the large deck is for launching and recovering helicopters. LHD's are typically used for Marine amphibious assault and landing force deployments.
Anzio, Sicily, Normandy
sinking of the monitor
land operations and amphibious assaults
Conduct Amphibious landings at Vera Cruz
A branch of the U.S. armed forces composed chiefly of amphibious troops under the authority of the Secretary of the Navy.