Firebrat, <i>Thermobia domestica,</i> damage to paper includes feeding (large, dark spots), grazing (gray areas and missing letters), discoloration due to fungi (dark brown spots), and scales and fecal debris (lighter brown spots).
Firebrat, Thermobia domestica, damage to paper includes feeding (large, dark spots), grazing (gray areas and missing letters), discoloration due to fungi (dark brown spots), and scales and fecal debris (lighter brown spots).
Credit: Dong-Hwan Choe