| ▲ | chickensong 2 hours ago | |
Bear bells have been shown to not be effective. | ||
| ▲ | calmbonsai 33 minutes ago | parent [-] | |
Cite? In some parks, there use is required by-law. Given that they've been in continuous use for centuries I question the conclusion that they're not effective, but I'm open to altering my opinion backed-up with data. | ||