Bukavac (Serbian pronunciation: [bukavats]) is a demonic mythical creature in Serbian mythology (Srem).
Etymology
From Serbian buka means noise
Description
Bukavac was sometimes imagined as a six-legged monster with gnarled horns.
Behavior
Bukavac lives in lakes and big pools, coming out of the water during the night making big noise, jumping onto people and animals and strangling them.