(A) communicate
(B) imitate
(C) initiate
(D) exhibit
14. The novelist John Steinbeck is mentioned in line 14 because he
(A) conducted a scientific study on the behavior of ospreys
(B) was the first to describe where ospreys built their nests
(C) described the materials ospreys can use to build their nests
(D) compared the size of osprey nests with the nests of other species
15. Which of the following birds are mentioned as those that build nests that include unusual
objects?
(A) Ravens
(B) Ospreys
(C) Crows
(D) Sparrowhawks
16. According to the passage, when gathering materials to build their nests, sparrowhawks do
which of the following?
(A) Hang upside down
(B) Select only green twigs
(C) Use objects blowing in the wind
(D) Collect more branches than necessary
17. The word "these" in line 20 refers to
(A) golden eagles
(B) generations
(C) winds
(D) nests
18. The word "load" in line 23 is closest in meaning to
(A) weight
(B) number
(C) section
(D) level
19. The author mentions twenty percent in line 23 to indicate that
(A) eagles are twenty percent bigger than most birds
(B) twenty percent of all nests include foundation branches
(C) the nests of eagles are twenty percent of larger than those of other birds
(D) birds can carry twenty percent of their own weight