From mistletoebirds, to bush turkeys, to the festively plumaged eclectus parrot, Australian birds can more than hold their own when it comes to embracing the Christmas spirit.
Is this how we got the sperm and the egg?
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Sex roles in nature don’t always follow the same script. In fact, some females have genitals that resemble a penis. How can this be? Evolution has the answers.
Marital resemblance is the degree to which we marry people who resemble us in some characteristic or another.
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Researchers believe newly uncovered fossils suggest some dinosaurs had similar courtship practices to modern birds. But can ancient footprints really reveal so much?
Biting your partner’s nose - a winner for birds, not always for humans.
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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.
Guys, I’m just trying to hibernate over here.
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