“Crawzilla” was huge. Then scientists found an even bigger crayfish

A nationwide search for giant crayfish uncovered a record-breaking Tennessee specimen and a surprising mystery about how big these freshwater creatures can grow. Scientists found that North American crayfish seem to hit a biological size limit, possibly because of their muscles o This story matters for Science & Discovery readers tracking insect. Reported by sciencedaily.com. Read the full original at the source link below.