National Pollinator Week is June 19-23. Pollinator Week is all about spreading awareness for the importance of butterflies, bats, birds, bees, and beetles.
Posts Tagged ‘beetles’
A regular chore of mine is to dispose of the mice and moles trapped in our home. I place them on a 4 x 5-foot patch of dirt and rock – which I have named the grave site – beside my woodshed. There, they typically disappear overnight, taken, I had assumed, by our resident barred owl, or perhaps a skunk, raccoon, or bobcat.
Then one day last July, as I was stacking my wood for the coming winter, I noticed a small black and orange beetle around one of the disposed mice. Fascinated, I watched for over an hour as a tomentose beetle (Nicrophorus tomentosus) dug a trench alongside the mouse and ever so slowly rolled the mouse into it. » Continue Reading.
“What’s this shiny black beetle with four eyes?” asked Erin Hayes-Pontius, a visiting UVM student, from her microscope. Without glancing up from my own scope I answered, “that’s a whirligig beetle.” Erin’s answer came back: “err, cute … but what’s it really called?”
I will grant you that the name whirligig is a bit odd – particularly when applied to an inert pickled beetle – but there are excellent reasons it. In life, whirligig beetles weave and whirl on pond and river surfaces amongst dozens of their peers. They move like miniature motor boats that appear to lack rudder function. There’s method to this seeming madness. The mesmerizing movement confuses predators, who find it difficult to focus on any one individual. Ecologists call this phenomenon predator dilution. It’s like the old joke about the two friends and the tiger: “I don’t need to outrun the tiger, I just need to outrun you!” » Continue Reading.
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