High Tech Feeders Track Visits by Birds
A new use of technology called RFID (radio frequency identification) on feeders is yielding more information about birds than scientists ever dreamed possible. The feeders track visits by individual birds. Cornell Lab scientists now have data on 650,000 visits to feeders by 129 individual songbirds in 5 months. They learned that individual birds took up to 203 seeds in a single day and most chickadees had favorite feeders. Read the entire article.
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