Northwestern Crows Eating Styrofoam - Bob Armstrong's Nature Alaska

https://vimeo.com/334583466

Northwestern Crows Eating Styrofoam is mean't as an introduction to the harmful effects of plastic to the environment.
To learn about Styrofoam and the environment look at Eco-Building Material of Styrofoam Waste and Sugar Industry
Fly-ash Based on Nano-Technology by Erni Setyowati*
To learn about the effects of plastic on seabirds look at /sites/default/files/Threat%20of%20plastic%20pollution%20to%20seabirds%20is%20global%2C.pdf