Monogamous

Definition

Monogamous describes a mating system in which an individual has only one partner during a breeding season or for their entire life. This behavior is observed in many animal species and is thought to enhance parental investment and offspring survival.

5 Must Know Facts For Your Next Test

1. Monogamy can be obligate or facultative, depending on the species and environmental conditions.
2. In monogamous systems, both parents often share responsibilities such as feeding and protecting offspring.
3. Monogamy can be influenced by ecological factors like resource distribution and predation pressures.
4. Social monogamy does not always imply sexual fidelity; extra-pair copulations can occur.
5. Genetic monogamy means that offspring are genetically related to both parents, whereas social monogamy may not always result in genetic exclusivity.

Review Questions

Related terms

Polygynous:

A mating system where one male mates with multiple females.

Polyandrous: A mating system where one female mates with multiple males.

Parental Investment:

The time and energy parents expend for their offspring's benefit, enhancing survival chances.