Ligurian Sea Ligurian Sea The Ligurian Sea (; ) is an arm of the Mediterranean Sea, between the Italian Riviera (Liguria) and the island of Corsica. The sea is theorized to be named after the ancient Ligures people. The sea borders Italy as far as its border with France, and the French island of Corsica. In the east the sea borders the Tyrrhenian Sea, while in the west it borders the Mediterranean Sea proper. Genoa is the most prominent city in the area. The northwest coast is noted for its scenic beauty and favourable climate. The Gulf of Genoa is its northernmost
Tool use by sea otters blunt, and the post-canines are bunodont. Their flat and broad shape is useful for chewing a combination of soft invertebrates and the harder parts of tougher invertebrates, like shell fragments and sea urchin tests. Sea otters also have some of the largest lungs in the otter family, which may be helpful for buoyancy, especially because sea otters do not have blubber. Being buoyant along the length of the body allows otters to lie on their backs and manipulate food, tools, and young while on the surface of the water. Underneath the arm of each sea otter, at the axilla, is