For the Birds Radio Program: Scale Insects and Passenger Pigeons

Original Air Date: May 16, 2014 Rerun Dates: May 29, 2018; April 21, 2017; May 26, 2016

Scale insects are proliferating on some of Laura’s houseplants, and washing them off is making her think about how easily we humans kill.

Duration: 5′07″ Related blog post with transcript