By examining the genetic variance around this mutation, Saccheri’s team estimated that the hue-altering mutation occurred within a 10-year period around 1819, which fits with records of the black ...

Stigmella torminalis, a pygmy moth with a wingspan of less than 0.5 centimeters and tufts of black or orange hair on its head, was found in 2021 in Hesse, according to a study in the peer-reviewed ...