There is "a soft toy called the Monster Wolf Mini that is intended to scare off Japan’s increasingly aggressive bears and can be carried by hikers." (opens in new tab)

"The plushie, which can be attached to a bag or clothing, has glowing eyes and a built-in speaker that plays growling sounds at an adjustable volume.... That robot looks like a cross between Beelzebub and Basil Brush, with shaggy fur, a grotesque fanged face and glowing red eyes. When its sensors detect an approaching animal it flashes LED lights and makes a sound, played at random from 50 different recorded noises, including a car horn, barks, blood-curdling howls, the sounds of hunting rifl...