Sydney Morning Herald: When hundreds of small, grey-headed flying foxes began falling from the sky at Yarra Bend in suburban Melbourne, for some it heralded the awful events that would later unfold. It was Wednesday, January 28, one day into the ferocious heatwave that would wax and wane before returning with terrible intensity last weekend. That first day, calls began pouring into Wildlife Victoria. As the bats were dying en masse in the city, ringtail possums were falling out of trees in the bush and …