Just because they eat it, doesn't mean they digest it and get it out of the ecosystem.

That's the problem with plastic, breaking it down without consuming a ton of other resources, or getting even worse by-products in the process. Plastic in its current form should have been made illegal at least 30 years ago in favor of far more biodegradable options.

They seemed to have some preferences, but it's cool nonetheless. I still have the polyester jacket they chewed holes in and others reported similar issues with their tents.