One Bucket of River Water Can Reveal Every Species Living In It, Here's How eDNA Works
Every Animal Leaves a Genetic Signature BehindA fish does not need to be caught to be identified. As it swims, it sheds scales, mucus, urine, and faeces, each carrying fragments of its DNA into the surrounding water. The same is true for every aquatic creature: otters, frogs, turtles, even microscopic…
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