WILDER SIDE OF OAKLAND COUNTY
It goes without saying that if you spend the day constantly hitting your forehead against a tree trunk, you will end up with a severe headache, at the very least. A concussion or brain injury may be more likely, but that’s not so for a woodpecker. Woodpeckers can spend all day pounding their heads against tree trunks at 20 times per second in search of hidden grubs and hibernating bugs and then come back for more pounding the next day. The activity is so fast that the human eye does not even notice that with each successful pounding, a woodpecker’s beak penetrates the bark, and its long sticky tongue zips in and out, snagging hidden insects and larvae.
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