As we leaned over a bog boardwalk, a student asked, “What’s that black stuff on the water?” I suggested gently poking it with a twig. This elicited the expected response: as though ejected from James Bond’s Aston Martin, tiny black flecks scattered, landing inches away and on my student’s hand.
Springtails, the Tiggers of the invertebrate world, are often seen bouncing out of footprints and depressions in snow; hence another moniker: “snowfleas.” Although they have six legs and hop, they’re not actually fleas. They’re not even insects. Taxonomic revisions have alternately kicked them out of and accepted them back into the insect club for decades. Springtails, who, as far as we know, don’t much care how they are classified, are now in a class of their own: Collembola. » Continue Reading.