Among the capitals of big economies, Beijing enjoys a surprising distinction.
In many countries, birders play an important role in
China has little history of birdwatching. Only in the 19th century did the scientific study of birds begin. Birdwatching as a pastime
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The fish was coming in on his circle now calm and beautiful looking and only his great tail moving. The old man pulled on him all that he could
He felt faint again now
But when he put all of his effort on, starting it well out
That way nothing is accomplished. His mouth was too dry
On the next turn, he
Twice more it was
He tried it once more and he felt
I’ll try it again, the old man promised, although his hands were
The scientists already knew that keeping cubs(幼兽) safe, healthy, and fed is a full-time job for a female tiger. But they weren’t exactly sure how mother tigers did it. By
It has been widely accepted that dinosaurs died out because of
Last year, scientists saw some monkeys making use of a certain kind of insects to protect themselves
We should appreciate the natural balance and pay more attention to the