The reading claims that a huge marine mammal which lived in water around Bering Island off the coast of Sibreria suddenly became distinct in 1768. The man reasons for the extinction are vague. The author brings three theories about the cause of the extinction. However, the lecturer finds all the ideas dubious and presents some evidence to refute them all.
The author argues that groups of native Siberian people may have over haunted see cows. after hundreds of years of too much hunting the numbers of sea cows suddenly decreased. They were an awesome source of food in harsh environment. Conversely, the lecturer brings up the idea that sea cows population originally had been large, but the population of native Siberian people was not large. So,
The author argues that groups of native Siberian people may have over haunted see cows. after hundreds of years of too much hunting the numbers of sea cows suddenly decreased. They were an awesome source of food in harsh environment. Conversely, the lecturer brings up the idea that sea cows population originally had been large, but the population of native Siberian people was not large. So,