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Apr 22, 2009 · Scientists have found the first skeleton of a land-dwelling relative of seals, sea lions, and walruses. The 20-million- to 24-million-year-old Arctic fossil sports webbed feet instead of flippers, providing a long-sought glimpse of what such animals looked like before they dove into the sea.
Apr 21, 2009 · The fossil skeleton is thought to be more than 20 million years old, making it the earliest fossil pinniped -- the taxonomic name for seals, sea lions and walruses -- yet discovered, they report in the latest issue of __Nature__.
Apr 22, 2009 · (PhysOrg.com) -- Researchers from the United States and Canada have found a fossil skeleton of a newly discovered carnivorous animal, Puijila darwini. New research suggests Puijila is a...
- Science X
- Sea Lion Lifestyle and Reproduction
- Why Is It called A "Sea Lion"?
- What Is The Difference Between Sea Lions and Seals?
- Sea Lions Are Amazingly Noisy
- All in The Colony - Sea Lion Invasions
- A Few More Sea Lion Facts
Sea lions display extreme sexual dimorphism, (marked differences in appearance or size between males and females of the same species), with adult males being at least two times, and as much as four times larger than adult females. In addition to just overall size, mature males over 10 years old are recognized by their impressive, crested foreheads ...
Many of the sea lion species we commonly see, actually don't bear a very strong resemblance to lions, so where does the name come from? All sea lion species are carnivores with large canine teeth, or "fangs", and a muzzle full of stiff whiskers, and may also make loud roaring noises which are all lionesque features, but the most shockingly lion-lik...
Sea lions are members of the seal or pinniped family. The word pinniped means "flipper feet" or "feather feet" and includes three types of semi-aquatic marine mammals. The walrus, the "true seals" and the "eared seals" or "walking seals". There are 7 species of sea lions, and 9 species of fur seals that make up the "eared seals". Eared seals differ...
Although sea lions do not make a wide range of sounds, they are very noisy, and easily one of the most vocal mammals on Earth. Anyone who has observed large groups of sea lions sunning themselves on beaches or piers, knows that not only is there a continual racket while the animals move about to find good resting spots, but even while they are appa...
Some sea lion colonies are permanent residence throughout their range, while other species are partially migratory. The California sea lion may or may not migrate. Many females live on barrier islands year round, raising their pups in large daycare groups with multiple motherskeeping an eye out for danger. Most males migrate back to the mainland wh...
Sea lions are known as eared or walking sealsA male sea lion is called a bull, a female is called a cow, and a baby is called a pupA group of sea lions is called a colony on land, and a raft when in the water.The male stellar sea lion can grow to the size of a compact car weighing over 2000 pounds and measuring over 10 feet long.Apr 22, 2009 · Natalia Rybczynski unearthed the new animal at Devon Island, Canada and worked out that it must have swam through the waters of the Arctic circle around 20-24 million years ago. She named it...
…she uncovered the first intact Plesiosaurus skeleton. The specimen was so large and well preserved that it attracted the attention of French zoologist Georges Cuvier, who doubted the finding until he saw the drawings of the specimen in a paper by English geologist and paleontologist William Daniel Conybeare.
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Allodesmus lived in the Miocene period, about 10 million years ago. They were early pinnipeds (seals, sea lions and walruses) that shared the ocean with ancient whales and giant sharks.
