Chicago Wildlife Watch Talk

black thing on trunk

  • Patmurw15 by Patmurw15

    Nothing I can ID, but might be something there. 1-2 ' up on the truck of left trees


  • mason_UWI by mason_UWI scientist

    That may be the scent bag you see on the tree to the left (black square with white dot). We add those to increase our chance of detecting mammals.