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Researchers studied blue waxbills — small songbirds that were most affected in South Africa’s first documented heat-related mortality event involving wild birds, which occurred in late 2020. (Wikimedia Commons)

Heat and humidity is a lethal mix for SA’s small birds

Scientists have warned that humidity, not just temperature, could determine which species survive in an era of escalating heatwaves

  • Sheree Bega
5 min read