Noticed locked boxes with small holes, attached to a 4×4 along the Swan Hollow boardwalk today. Does anyone know what they are for?

A Google User | Oct 20, 2019 | Category: Nature preserve

Iroquois National Wildlife Refuge - All questions

Address: Casey Rd, Basom, NY 14013, USA

Christopher Domroes | Oct 20, 2019

DEC, regularly gathering insects and airborne specimens this time of year

Aaron Sawyer | Oct 20, 2019

Tracking invasive insects most likely

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