Two seals are the stars of TOPP Elephant Seal Homecoming Days. Bryan returns to the southern elephant seal beach. Southern elephant seal size also varies regionally. The strategy is also recorded in the elephant seal. The longest life expectancy of a male northern elephant seal is approximately 14 years. Biologist Roy Mackal was persuaded that the monster was an elephant seal. The northern and southern elephant seal can be distinguished by various external features. The northern elephant seal lives in the eastern Pacific Ocean. In particular, northern elephant seal pups gain each day before they are weaned. The elephant seal population attracts a population of great white sharks to the islands. Pinnipeds range in size from the and Baikal seal to the and southern elephant seal. Most commonly though, juvenile elephant seals are the most frequently eaten at elephant seal colonies. A common example of a population bottleneck is the Northern elephant seal. The elephant seal rookery on Southeast Farallon has probably reached carrying capacity. Northern elephant seal bulls reach a length of and the heaviest weigh about .