Examlex
Fill in the blank with one of the words or phrases listed below.
-The of a relation is the set of all first components of the ordered pairs of the relation.
Cooperative Breeding
A reproductive system where more than two individuals contribute to the care of the offspring, enhancing survival rates in some species.
Polyandrous Species
Species in which females mate with multiple males within a single breeding season or mating period.
Monogamy
A mating system in which an individual has only one mate during a breeding season or for their entire life.
Reproductive Span
The period in an organism's lifespan during which it is capable of reproducing.
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