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Heatwave Devastates Flying Fox Colonies Down Under
18 Jan
Summary
- Thousands of flying foxes died during a recent heatwave.
- Grey-headed flying foxes were the most severely affected species.
- Heatstroke, dehydration, and reduced food impacted the bats.

Australia is grappling with a wildlife catastrophe as a severe heatwave in January 2026 caused unprecedented deaths among flying fox colonies. Thousands of these large bats, including grey-headed and black flying foxes, perished across South Australia, Victoria, and New South Wales.
The extreme temperatures, reaching up to 47°C in some areas, inflicted immense stress on the animals. Heatstroke, dehydration, and a significant reduction in vital food sources like nectar from eucalyptus flowers contributed to the mass mortality event. Mothers with pups were particularly vulnerable, hindering population recovery.
In response to the crisis, wildlife organizations and volunteers made efforts to assist the distressed animals. Residents are now advocating for preventative measures, such as installing sprinkler systems at known roosting sites, to protect flying foxes from future extreme weather events.




