検索結果- 英語 - 英語
検索内容:
sexy
adj
sexy
sexiness
sexy times
sexy time
sexy son hypothesis
noun
(evolutionary
theory)
The
hypothesis,
in
evolutionary
biology,
that
a
female
animal's
optimal
choice
among
potential
mates
is
a
male
whose
genes
will
produce
male
offspring
with
the
best
chance
of
reproductive
success,
irrespective
of
the
mate's
capacity
as
a
caregiver
or
any
other
direct
benefits
he
can
offer.
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