The "true seals", such as elephant seals and harp seals, do not have external ear structures and are not capable of walking, but rather must roll or wriggle from place to place when on land. Northern sea lions eat fish, octopus, and squid, as well as bivalves, other mollusks, and crustaceans. Females only a third the size of males: The California Sea Lion (Zalophus californianus) is a coastal sea lion of the northern Pacific Ocean. Sea lions are characterized by a coat of short coarse hair that lacks a distinct undercoat. the single pup that she delivers is probably not the offspring of the male whose territory she resides in this season, This process is known as embryonic diapause. Their rear legs are two separate, front-facing flippers that can be rotated under the body and they can rise up and move around with a two beat gate. The pup has a distinct yelp of its own, and when it hears its mother nearby, begins to call to her desperately. In captivity it can live more than 30 years (less in the wild). This ability finds sea lions and fur seals commonly referred to as the "walking seals", while their external ears are why they are also referred to as the "eared seals.". Great apes facts, photos and videos..Human beings did not evolve from chimpanzees, modern chimps and gorillas do not appear in the fossil records until much more recently than homo sapiens.. e-mail us at info@animalfactsencyclopedia.com, Copyright 2011 - 2019 by Jenise Alongi Animal Facts Encyclopedia.com. Technically, seals and sea lions are in the same taxonomical suborder of pinnipeds. The California sea lion may or may not migrate. Also, the fur of eared seals is more apparent, especially in sea lions.…. Males are about 3.3 metres in length and weigh 1,000 kg, while females measure about 2.5 metres and weigh less than 300 kg. The modern animal is well adapted to an aquatic environment, with its streamlined body and powerful flippers. Galapagos Sea Lions – Galapagos sea lions range in length from 1.5 meters (4.9 feet) to 2.5 meters (8.2 feet), and males are typically larger than females. 13 8 6. What do you think of these fabulous animals? With long, powerful front flippers, their natural position is upright with the chest raised off the ground. Brown pups are born after a gestation period of 12 months. These sea lions showed little concern for humans desires to utilize the docks, would show aggression when people attempted to move them, and transformed a peaceful dock into a noisy, odorous free for all. New Zealand Sea Lion – also known as the Hooker’s Sea Lion, the New Zealand Sea Lion is one of the largest animals found in New Zealand. They move across land by stretching their upper bodies out and arching their backs to pull themselves forward. Eared seals differ from true seals in that they have external ears, larger, more powerful forelimbs, and can rotate their hind limbs forward and beneath them. They are as follows: All seals and sea lions, along with the walrus, are grouped together as pinnipeds. In the water, sea lions shine with balletic grace, spending the majority of their time hunting in reefs and ocean waters where they can dive as deep as 900 feet and remain submerged for over half an hour. The New Zealand, or Hooker’s, sea lion (Phocarctos hookeri) inhabits only New Zealand. colony of sea lions resting in oregon coast sea lion caves, oregon, usa - sea lion stock pictures, royalty-free photos & images Stranded adult sea lion is seen in the sand in … This helps them escape from their enemies, kill… The male is about 2.5 metres in length and weighs 200–350 kg, and the female is about 1.8 metres long and 140 kg. 17 Types of Sea Lions - Characteristics - DeepOceanFacts.com Among pinnipeds, it is inferior in size only to the walrus and the two species of elephant seals. Sea lions feed principally on fish, crustaceans, and cephalopods (squid and octopus), but they also will consume penguins. When all of the beach is claimed, younger, weaker or smaller males unable to gain a territory, form bachelor groups on the outskirts of the beach, and may continue to be chased about from one mating ground to another by the established males. Except for the California sea lion (Zalophus californianus), males have lion-like manes and constantly roar to defend their harems (hence their name). 30. According to the IUCN Red List, the total population size of Galápagos sea … Some sea lions can stay underwater for over half an hour without taking a breath. The New Zealand, or Hooker’s, sea lion (Phocarctos hookeri) inhabits only New Zealand. A mother sea lion may be gone for days at a time, but when she returns, she will be able to find her own pup, in a sea of sea lions, by calling for it with her own distinct vocalization. The Australian sea lion (Neophoca cinerea) is found along the southern coast of Western Australia into South Australia. Sea lions are usually 2 –3 metreslong and have their bodyweights ranging from 200 to1000 kilograms. They spend more time in the water than sea lions do and often lead solitary lives in the wild, coming ashore together only once a year to meet and mate. This is a vitally important time in the life of a mature male sea lion, and he actually may not eat for the entire length of the mating season - up to 30 days- while he struggles to maintain control of his territory and the females who have chosen to reside there. The sexual size difference in the Steller sea lion is achieved through a longer period of growth in length and a pubertal growth spurt in mass of males. A bony ridge down the centerline of the skull known as a sagittal crest begins to develop at about 9 years of age and, over time, gives the males head a distinct, and impressive look. Female sea lions may fast for up to 16 days when their pup is first born. A fun program designed to let you meet the clown of the sea, the Patagonian Sea Lion. Sea Lions are often a popular attraction at zoos and aquariums, performing tricks such as throwing and catching balls on their noses and clapping. It is the largest member of the eared seals. Adult females are significantly smaller and slimmer than males. The California sea lion is mostly a coastal animal that frequently leaps from the water when swimming. Sea lions have thick fur and even thicker layers of blubber to keep them warm in their preferred cold climates, but they exist in all the oceans of the world except for the Atlantic ocean. Eared seals spend a great deal of time on land, breeding and sunning on the shores. Sea Lion Encounter. It is the sole member of the genus Eumetopias and the largest of the eared seals. Sea lion, any of six species of eared seals found primarily in Pacific waters. Once an area is established, the male will patrol his patch of beach and also a few yards of ocean in front of it, barking nearly constantly as he goes. The Australian sea lion (Neophoca cinerea) is found along the southern coast of Western Australia into South Australia. There are many components that make up sea lion physiology and these processes control aspects of their behavior. Australian Sea Lion – Males are dark brown with a light yellow mane around their heads. unique, compressed and web-toed hind feet. Now an amazing tourist attraction, the sea lions lounge while onlookers take pictures. Sea lions also have longer flippers than true seals. Size . Landscape Sunset. Leave a comment in the box below. 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