Текст
Exercise2B, page 114 Student A Lake Baikal, the deepest lake in the world, is home to a very unusual resident.0:00
The Baikal seal, or Nerpa, is the only species of seal that lives entirely in fresh water.0:14
It is thought to have lived in this lake in Siberia for 2 million years.0:23
No one is sure how it got there.0:27
One theory is that at some time Lake Baikal joined the sea and it came from there.0:31
Or it could have swum up streams and rivers to the lake.0:37
The Baikal seal is different from other seals.0:42
Adults are around one and a third meters long, making them the world's smallest seal.0:46
Their bodies contain larger than usual amount of blood, which makes them exceptional divers.0:50
They live longer than other seals too, reaching an age of up to 50.0:58
This unique animal still continues to survive in spite of being hunted.1:04
However, it needs all our care to ensure its future.1:08
Клик по слову — перевод и «+ в мои слова» (в любом режиме). Клик по строке или таймкоду — перейти к этому месту записи.