Why does the author refer to Gilbert White‟s book in line 2?
Giải bởi Vietjack
Đáp án C
Mục đích của tác giả là đưa ra một số dẫn chứng chứng minh rằng, các loài chim có sự nhận thức về số lượng: the naturalist Gilbert White tells how he surreptitiously removed one egg a day from a plover‟s nest , and how the mother laid another egg each day to make up for the missing one. He noted that other species of birds ignore the absence of a single egg but abandon their nests if more than one egg has been removed
Which of the following is closest in meaning to the word "ramifications" in paragraph 4?
The author mentions that all of the following are aware of quantities in some ways EXCEPT
With which of the following conclusions would the author probably agree?
What can be inferred from the passage about the fossils mentioned in the third paragraph?
