Polygynous species:
a. are usually sexually monomorphic.
b. are usually sexually dimorphic, with males larger and more highly ornamented.
c. are more commonly found in birds than in mammals.
d. usually employ external fertilization.
e. are usually sexually dimorphic, with females larger and more highly ornamented.
Ans: b. are usually sexually dimorphic, with males larger and more highly ornamented.
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