Bright sunny weather with little wind in March, such as the type that our region experienced this past weekend, not only triggers the flow of sap in maple trees and causes a case of spring fever in every normal human, but it also prematurely awakens several creatures that pass the winter in a deep state of dormancy.
Among those forms of animal life impacted by bouts of intense sun and temperatures above freezing during the latter part of winter is the cluster fly. After the sun starts to bake the south side of homes, barns and sheds, this insect rouses from its prolonged period of torpor and exits its winter retreat in the company of dozens to hundreds of its kin. As the late afternoon temperatures cool, this bug is forced to return to some hidden nook or cranny and wait until the next spell of spring weather awakens it again. » Continue Reading.