Artikel-artikel mengenai Evolution

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Some Harlequin ladybugs, Harmonia axyridis, have black elytra with two large red spots. Others have two additional red spots backwards, or are decorated with a dozen small red spots. Conversely, there are ladybugs with red elytra, decorated with 20 black spots. All these ladybugs belong to the same species. B. Prud’homme, J. Yamaguchi

In red and black, the genetics of ladybug spots

Where do the pretty colours of the harlequin ladybug come from? A single gene draws the colour patterns of this familiar insect.
A three-banded clownfish (Amphiprion ocellaris) navigates the anemones of the Andaman Coral Reef, India. Ritiks/Wikipedia

Why does Nemo the clownfish have three white stripes? The riddle solved at last

Our children all know the little clownfish Nemo, star of the Pixar film. But why does he have three stripes, rather than one or two? Developmental and evolutionary biology are revealing the answer.
Dinosaurs had some bad luck, but sooner or later extinction comes for all of us. rawpixel/Unsplash.com

What makes some species more likely to go extinct?

Death is inevitable for individuals and also for species. With help from the fossil record, paleontologists are piecing together what might make one creature more vulnerable than another.
Necklaces and earrings in traditional Kenyan cultures denote messages about marriage and childbearing. from www.shutterstock.com

How ‘bling’ makes us human

Why is jewellery so important to the story of human evolution? Because it provides a public message – even to people we don't know.

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