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The police have many different
to find criminals. The most well-known are
, CCTV, and DNA. A new study shows that moss is used to solve
. Moss grows
. Scientists say these tiny plants can be big
in police investigations. The scientists' research is in the latest edition of the
Forensic Sciences Research. The scientists looked at all the
in which moss was used to help solve crimes. Lead author Dr Matt von Konrat said: "We wanted to highlight the
of botanical
because...investigators may be overlooking it." He added: "We're hoping that our study helps show how important these
plants can be."