Calculate the change in the number of breeding pairs of Adelle penguins by filling in the blanks below.
A. Total number of breeding pairs, 1975: 16,000
B. Number of breeding pairs in your colony, present:
C. Number of breeding pairs in other colonies, present: 4,960
D. Total number of breeding pairs, present:
(Add the answers to B and C.)
E. Total change in the number of breeding pairs:
(Subtract the answer to A from the answer to D.)
F. Percent change in the number of breeding pairs:
(Divide the answer to E by the answer to A. Multiply
the result by 100 to turn the decimal into a percent.)