A frantic search is underway for a missing man, 32, and his two-year-old son from Perth, Western Australia.
Police said they have "urgent welfare concerns" for Sean Adair and Saxon Adair after they were last seen in Nollamara, north of the city, at around 8:45am on Sunday.
Mr Adair is described as being 178cm tall, with a solid build with brown hair and hazel eyes.
He was last spotted wearing a navy and yellow jacket, black track pants, light-coloured sneakers and white sunglasses.
Saxon has short blonde hair and blue eyes. He was last seen wearing dark blue Sesame Street pyjamas.
Mr Saxon is believed to be driving a silver Ford Falcon sedan registration 1ESB 958, police said.
Anyone who sees the pair, or their vehicle, is asked to contact police immediately on 131 444.
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