1) Slavic legendary creature 
Polkan or Palkan (Russian: Полка́н or Палкан, from the Italian Pulicane) is a half-human, half-horse (in some variants, half-dog) creature from Russian folktales which possesses enormous power and speed. He appears first as the enemy of the hero Bova Korolevich but after a battle becomes his loyal friend and ally. Polkan is originally...