SIRIN
[noun]
a mythological creature of Russian legends, with the head and chest of a beautiful woman and the body of a bird (usually an owl) along with an irresistible singing voice. According to myth, the Sirins lived “in Indian lands” near Eden or around the Euphrates River. These half-women half-birds are directly based on the Greek myths and later folklore about sirens.
Etymology: Russian.
[Viktor Vasnetsov - Sirin (left) and Alkonost (right) – Birds of Joy and Sorrow]