To see just how prevalent alien earthworm species are, the Stanford team analyzed worm records from 1891to 2021 (yes, worm records are a thing), combined that with statistics from the interception of ...

A boon to robins, gardeners, farmers, fishermen and even grizzlies, earthworms aerate the soil and bore underground avenues for plant roots and water. Ever since Darwin demonstrated in 1881 that the ...