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Story summary
- Australia's Bureau of Meteorology reports radars detecting millions of migrating bogong moths as false rain echoes.
- Dr Kate Umbers, associate professor at Western Sydney University, says radar data could map moth migration routes.
- Prof Justin Welbergen, ecologist at Western Sydney University, tracks flying foxes with radar and intends to use it for moths.
- Radar echoes appear nightly after sunset across New South Wales and now Victoria, matching moth sightings.