SAN ANTONIO  The word resort doesnt usually bring to mind longhorn steers, donkeys and an alpaca.

But those critters are permanent guests in Austin at the Hyatt Regency Lost Pines Resort and Spa, part of a zoo that also features horses and a 125-pound dog, Hoss the Newfoundland. The Austin resort also caters to teenagers with activities such as zip lining, Frisbee golf and kayaking on the Colorado River.

A...