parasites
paternal genome elimination
paternity tests
pedipalps
penis fencing
penises
evolution of
multiple
prickly
see also
pedipalps, phallus, pseudophallus
phallus
on female
polyspermy
Pompeia
Pop-'Em-Out Theory of Monogamy
porcupines
possessiveness
in females
praying mantis
predators, tricks to avoid
primates
masturbation
penises
see also
humans
promiscuity
evolving from, to monogamy
genetic proclivity for
human
see also
female promiscuity
protection from males
evolution of traits for
proteins
rapid evolution of
in reproduction
in seminal fluid
in sperm
pseudophallus
pseudoscorpion
rabbits
rape
genetics of
resisting
rapist(s)
recessive genes
recombination
Red Queen
reproduction
asexual
central to concept of species
proteins in
sex not same as
without sex
reproductive failure
monogamy and
reproductive incompatibilities
reproductive success
and flexible gender
of isolated females
monogamy and
of relations
rivals, eliminating
rodents (rats, mice, hamsters, squirrels, etc.)
rotifers
bdelloid
seisonid
Runt (the)
sabotage
salamanders
scorpionflies
scorpions
sea hares
sea lions
seals
sea squirt
sea urchin
self-fertilization/selfing
hermaphrodites
and outbreeding depression
vertebrates
seminal fluid
sex
advantage of
central to evolution
is essential
evolution of
in genetic variation
living without
methods of
not same as reproduction
origin of
purpose of
reproducing without
risk of being killed during
role of
sex appeal
sex cells
fusing
small/large
see also
eggs, sperm, gametes
sex changing
sex determination
sex-determining gene
sex mania
sex peptide
sex ratio
sexes
difference between
evolution of males and females
number of
sexual coercion
sexual fidelity
genes influencing
see also
monogamy
sexual pleasure, evolution of
sexual selection
sexy sons
sheep
shrimp
siblings
incest
size
and cannibalism
and defense of territories
in fighting
slime mold
slugs
land
sea
see also
sea hares
“smelly'T shirt” experiments
snails
snakes
sneaking
social milieu
in sex determination
social stratification
and incest
social structure
and sex mania
socially monogamous
Sociopath Theory of Monogamy
species
interbreeding
number of sexes
reproduction central to
species, new
protein changes in origin of
sperm
attaching to egg
changing bindin
delivery of
expense of
getting rid of rival
giant
hooked
injected into another male
proteins in
rejected by females
running out of
selected by eggs
tandem
sperm competition
and big balls
in female promiscuity
risk of
sperm counts
female promiscuity and
high
sperm death
sperm depletion
sperm limitation
sperm packets
in internal fertilization
see also
spermatophores
sperm shape
sperm size
spermatophores
see also sperm packets
spiders
spoiling tactics
sponge lice
sponges
squid
stealing
eggs
sterility
mating-induced
promiscuity and
stick insects
stimulation
and pregnancy
self
see also
masturbation
submitting, cost of
superlovers
supermales