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Zoologger: How koalas make their deep seductive grunts

Life

Zoologger: How koalas make their deep seductive grunts

We now know how everyone's favourite marsupial is able to bellow like an elephant despite having a puny voicebox

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UK sex survey highlights tolerance, diversity and abuse

Health

UK sex survey highlights tolerance, diversity and abuse

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Only two genes maketh the man... or mouse

Life

Only two genes maketh the man... or mouse

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Zoologger: Sea slugs stab partners in head during sex

Life

Zoologger: Sea slugs stab partners in head during sex

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Oldest sex fossil shows bugs did it missionary style

Life

Oldest sex fossil shows bugs did it missionary style

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Competition drives marsupial males to suicidal sex

Life

Competition drives marsupial males to suicidal sex

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US firm patents DNA-analysis tool for planning a baby

Life

US firm patents DNA-analysis tool for planning a baby

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Glowing sperm go head to head in fight to be the daddy

Life

Glowing sperm go head to head in fight to be the daddy

Regulars

Life

Mosquitofish are efficient lovers

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Life

Men with smaller testicles make better dads

A trade-off between investments in mating and parenting may explain why fathers who are more involved with their kids have smaller testicles

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Life

Germany first EU country to assign third gender

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Life

Zoologger: How to persuade a giant panda to have sex

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Life

Monogamy evolved to keep baby-killers away

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Health

Men's sperm quality decreases at age 35

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