A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to ...

National Geographic's upcoming docuseries, 'Secrets of the Penguins,' captured a shocking encounter between a mother ...

An identical twin to the Sea Bird, the National Geographic Sea Lion offers 62 passengers soft-adventure voyages along the Mexican coast, in Alaska, and Central America. As with all Lindblad ...