Evolution: features that help finding a mate may lead to smaller brains
Studies have suggested that genes under strong sexual selection tend to evolve rapidly, particularly those associated with ...
This male octopus poisons the female during mating to avoid being eaten
Male blue-lined octopuses inject a powerful neurotoxin into the hearts of females before mating to avoid being eaten, ...
Mashable27d
Sex between snow monkey and deer shows different species may mate if they're 'deprived,' study says
A little something called "mate deprivation," which states that "males with limited access to females are more likely to display this behaviour (namely, sex with other species)," according to the ...
Nature11y
Mating Systems in Sexual Animals
To study these differences, scientists observe mating systems and describe how males and females come together. When choosing mates, animals evolve species-typical strategies for maximizing their ...
Male octopus poisons its mate to avoid becoming post-sex snack
While unfortunate for the males, becoming a post-sex meal offers the females vital nutrients needed to sustain themselves and ...
Earth.com7d
Butterfly mate preferences shift with slight brain changes
A neural change in butterflies alters mating preferences, influencing evolution through genetic and sensory mechanisms.
Electric blue octopuses use potent venom to get females to mate — and not eat them
Now, researchers studying the octopuses have learned that not only do male blue-lined octopuses use their venom against ...
Nature3y
Male Reproductive Strategies
How do behavior, morphology and physiology act in concert to improve a male's reproductive success - and why is there so much variation among outcomes within and between species? Aa Aa Aa ...