【单选题】We are now in front of the Jinglun H otel. And the Friendship Store is also along Chang -a n Avenue. It ’ s only about one bus stop away from here. So there ’ s no need to take a bus. You just g o str...
【单选题】第四段:A final test for the role of the Milky Way as an orientation cue for dung beetles would be to remove it completely from the real night sky. Fortunately, in October the Milky Way lies close to the ...
A.
Scarabaeus satyrus fails to orient without celestial clues
B.
Scarabaeus satyrus uses stars of night sky for orientation