Did you know? Elephant seals are the largest seals, weighing up to 8,800 pounds. [VID: Why are they called elephant seals? Elephant seals are the largest seals, weighing up to 8,800 pounds. During puberty, the nose of a male elephant seal elongates into an inflatable proboscis, which resembles an elephant’s trunk. Male elephant seals, called bulls, use their proboscis to establish their territory during the mating season. Bulls establish their territory through fighting, both physically and voca

Did you know? During the elephant seal breeding season, males collect a harem of 40 to 50 females. They battle other males for mating dominance. [GIF: Close up of two elephant seals.] | Nature | PBS