These caterpillars are forming chains and clumping on branches. Can't figure out what they are. Central Arkansas.

Posted Apr 29, 2023, 12:37 AM UTC
25

Posted Apr 29, 2023, 12:37 AM UTC
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Processionary caterpillars (fam Thaumetopoeinae)
Are they on a specific tree specie?
Oak
I looked better, they should be buck moth caterpillars, processionary caterpillars have fur usually, not those spikes