Imagine a dinosaur; a sauropod such as a Brachiosaurus, or Diplodocus, one of the largest animals ever to roam the land. A plant-gobbling true giant of a beast, with a graceful long neck and tail. Now imagine that same dinosaur shrunk down to the size of a cow. Image: jsj1771
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Welcome to the wonderfully twisted realm of sexual organs. A world so full of carnal conflicts of interest and deception that only now are biologists getting to grips with all of its ins and outs, including an understanding of why human sex may be about pleasure rather than pain. Image: Nico Michiels
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We’ve only just begun studying wandering RNA but it’s already clear that it will be incredibly useful. Not only can these RNAs be used as pesticides, they can also protect simple animals like honeybees from viruses. The big question, of course, is whether we too can be influenced by foreign RNAs. Image: net_efekt
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Gibbons have such strange, scrambled DNA, it looks like someone has taken a hammer to it. Their genome has been massively reshuffled, and some biologists say that could be how new gibbon species evolved. Image: rogersmithpix
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Talk about vibrant nightlife. We thought the threat of predatory dinosaurs forced early mammals to become nocturnal. But it looks like their ancestors were night owls long before that. Image: England
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