GRE Text Completion Question 954
While the cerulean warbler's status may be particularly (i) _____, it is just one of the many species of migrant birds whose numbers have been (ii) _____for years. Increasingly, biologists investigating the causes of these (iii) ______are focusing on habitat loss in the Tropics,where the birds spend the winter.
|A precarious||D underreported||G pairings|
|B secure||E falling||H migrations|
|C representative||F copious||I copious|
Correct Answer: AEI