Her nose kept sniffing the air, trying to get more of the scent that had come back from Death with Lirael.
Garth Nix LIRAEL: DAUGHTER OF THE CLAYR (2001)
He was sitting on a log; he sniffed the air and kept glancing uneasily round the wood.
Beatrix Potter The Tales of Beatrix Potter (1930)
She perched next to him on the table and sniffed the air.
Kerr, Katharine A Time of War (1993)