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Sexual jealousy
Sexual jealousy
is a special form of
jealousy
in
sexual
relationships, present in
animals
that reproduce through
internal fertilization
, and is based on suspected or imminent
sexual infidelity
. It is founded on the
instinct
of keeping
genes
in the
gene pool
and expecting sexual partners to care for the
offspring
. The concept is studied in human and non-human
primates
in the field of
evolutionary psychology
.
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