By MIKE GILLAM Photo © Mike Gillam The geckos are active all night snapping at moths on the flyscreens, dodging owls and high-jumping feral cats until dawn. Diurnal lizards take advantage of high overnight temperatures, emerging early to join the insectivorous birds hunting grasshoppers and cicadas. I encountered this sand goanna on a summer’s day … Continue reading A touch of light: surviving summer, seeking shade