Statistical pitfalls in GWAS can result in misleading conclusions about whether some traits (like long horns or spotted skin, in the case of dinosaurs) are genetically linked.
People don’t randomly select who they have children with. And that means an underlying assumption in research that tries to link particular genes to certain diseases or traits is wrong.
During mating season, a male turtle-headed sea snake will often lose sight of the female before mating can happen. The female may be metres away, but the male won’t ever find her again.
Each year, more and more people are looking to dating apps to find a partner. And a trove of data from these users is finally revealing what men and women really want.
Scent plays an important role in how birds choose their mates.
Birds use body odour to smell out potential mates, and partners who are genetically unrelated to them smell more attractive.
New evidence boosts the idea that species with males who compete for mates adapt faster to changing circumstances.
Bonobos may be the most promiscuous species on the planet. From meddling mothers to feeding ground excitement, their sex lives are unique in the animal world.
A male guppy looks good when he looks different.
The mating habits of these tiny, colorful fish may be revealing something broader about the animal kingdom, and perhaps even our own desires.
The sweet-smelling, fluffy white fungus,
Huntiella moniliformis, engaging in sexual reproduction in the lab.
Understanding the sex lives of fungi can help in finding answers about disease control.
Some fish build sandcastles to attract a mate but others just use sneaky tactics.
All shapes and sizes.
New research uncovers the role of the primate baculum and may explain why humans don’t have one.
Look at me! They’re not called peacock spiders for nothing.
Biologists, along with most of the internet, have been puzzled as to why peacock spiders have such flamboyant courtship displays. So we decided to find out.
Yin and yang or two peas in a pod?
Relationships are often interpreted as the outcome of an exchange of goods and services. Common knowledge says that the sexes want different things from a partner. These preferences are often reduced to…
Guys, I’m just trying to hibernate over here.
Jason Cohn / Reuters
It’s all about mating success.
The sex ratio in your community may affect what you’re looking for in a relationship.
Hearts image via www.shutterstock.com.
Research among the Makushi of southwestern Guyana shatters stereotypes about men wanting casual sex and women wanting relationships.
Male orb-web spiders are dwarfed by their female counterparts, but they can maximise success if they don’t mate indiscriminately.
Males will mate with anything. Well, that is the general view, one that exists because of a simple biological underpinning: females are reproductively limited by costly gestation, while males are only…
Fruit flies (Drosophila melanogaster) adopt a mating strategy based on sibling relationships and the sexual familiarity of…
Bigger isn’t always better.
Father’s involvement in raising a child, on average, brings good news. It leads to lower child mortality and better social, psychological and educational outcomes. So why do some men choose not to invest…
Bigger male purple-crowned fairy-wrens can sing their ‘trill song’ at a lower pitch than smaller males.
The melodious beauty and elaborate complexity of birdsong has long inspired poets, writers, and musicians – as well as behavioural ecologists! But besides appreciating the aesthetics of birdsong, we are…
For golden orb spiders, it seems size doesn’t matter when it comes to finding a mate.
Whether it’s two lions fighting over a pride or two butterflies fighting over a sunny spot, decades of nature shows have led the average watcher to conclude that bigger, stronger males win competitions…
Studying forked fungus beetles in the US has led researchers to believe that one’s place in a social network could be hereditary…