1) Slavic demon 
Bukavac (bǔːkaʋat͡s) is a demonic mythical creature in Slavic mythology. Belief in it existed in Srem. Bukavac was sometimes imagined as a six-legged monster with gnarled horns. It lives in lakes and pools, coming out of the water during the night making big noise (hence the name: buka - noise), jumping onto people and animals and strangling t...