Human blood from a mosquito’s lunch can be used as forensic evidence.

Anyone who’s ever watched Jurassic Park knows that blood-sucking insects can, in principle, be sources of DNA of their prey. But how reliably? Can living insects, perhaps, be sources of DNA evidence used to solve crimes? Well, according to this study, they can! Here, scientists collected mosquitos from two homes, as well as saliva samples from the people who lived there. From 26 female mosquitos, the scientists were able to collect DNA profiles of 11 people that correlated with the saliva sa

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