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The Steller's sea cow became extinct in the 18th century.
As a result of unlimited killing, the Steller's sea cow population declined sharply.
Steller's sea cow, extinct since 1786, was hunted into extinction by humans.
He was the first and last scientist to describe the Steller's Sea Cow.
Hydrodamalis gigas, Steller's sea cow, could reach lengths of 8 m.
Far larger than the largest male walrus, Steller's sea cows measured up to 25 feet long and 22 feet around.
Sirenia also include Steller's sea cow, extinct since the 18th century, and a number of taxa known only from fossils.
Steller's sea cow (Hydrodamalis gigas) was a large, herbivorous marine mammal.
Steller's sea cow occurred in the Bering Sea, being the only recent member of this order adapted to cold waters.
This led to the extinction of the Steller's Sea Cow and the Caribbean monk seal.
Within 27 years of discovery by Europeans, the slow-moving and easily-captured Steller's sea cow was hunted to extinction.
Steller's Sea Cow.
Another species Steller discovered is also extinct; the Steller's sea cow (Hydrodamalis gigas).
Rytiodus (Meaning Rytina - wrinkled an old name for Steller's sea cow. )
To the present, almost all have remained tropical (with the notable exception of Steller's Sea Cow ), marine and angiosperm consumers.
Sirenians include manatees, the Dugong, and the extinct Steller's Sea Cow.
As the most widely known example for the extinction of species he names Steller's Sea Cow " .
However this was later questioned by Turvey and Risley, who showed that hunting alone would have driven the Steller's sea cow extinct.
Bering Island was the only known habitat of Steller's sea cows, an immense (over 4000 kg) sirenian similar to the manatee.
Steller's sea cow, whose habitat was apparently restricted to the kelp-beds around Bering Island, was exterminated by 1768.
Steller's sea cow (Hydrodamalis gigas)
Mystery Sirenian: Late surviving Steller's Sea Cow.
Left unchecked, the urchins destroyed the shallow water kelp communities that supported the Steller's Sea Cow's diet and hastened their demise.
Steller's sea cows also persisted off the isolated and uninhabited Commander Islands for thousands of years after they vanished from continental shores of the north Pacific.
Steller's sea cow (Hydrodamalis gigas) was a large, herbivorous marine mammal.
Another species Steller discovered is also extinct; the Steller's sea cow (Hydrodamalis gigas).
Steller's sea cow (Hydrodamalis gigas)
Hunting of sea otters, for example, is thought to have indirectly led to the extinction of the Steller's Sea Cow (Hydrodamalis gigas).
It is the only living representative of the once-diverse family Dugongidae; its closest modern relative, Steller's sea cow (Hydrodamalis gigas), was hunted to extinction in the 18th century.
Steller's sea cow (Hydrodamalis gigas) was probably around five times as massive, but unfortunately was exterminated by humans within 27 years of its discovery off the remote Commander Islands in 1741.
The importance of a keystone species was shown by the extinction of the Steller's Sea Cow (Hydrodamalis gigas) through its interaction with sea otters, sea urchins, and kelp.
Two Bering Sea species, the Steller's Sea Cow (Hydrodamalis gigas) and Spectacled Cormorant (Phalacrocorax perspicillatus), are extinct because of overexploitation by man.
The family has one surviving species, the dugong (Dugong dugon), one recently extinct species, the Steller's Sea Cow (Hydrodamalis gigas), and a number of extinct genera known from the fossil record.