According to the passage, what is the difference between a homing pigeon and an ordinary one? A. The span of the wings B. The shape of the eyes C. T

Đáp án B

Tác giả đề cập những thuộc tính sau đây giúp chim bồ câu đưa thư quay trở về nhà NGOẠI TRỪ

Instinct: bản năng                                                                          Air sacs: túi khí

Sensitive ears: tai nhạy cảm                                                          Good eyes: mắt tốt

Dẫn chứng: Some homing pigeon experts claim that this bird is gifted with a form of built-in radar that helps it find its own loft after hours of flight, for hidden under the head feathers are two very sensitive ears, while the sharp, prominent eyes can see great distances in daytime.