Half-human, half-bird creature, in myth Crossword Clue

 The answer to the crossword clue "half-human, half-bird creature, in myth" is HARPY. Harpies are creatures of Greek mythology that are depicted as having the head and torso of a woman and the wings and legs of an eagle. They are known for their foul odor and their ability to steal food and carry away people.

Here are some other half-human, half-animal creatures in mythology:

Centaur: A creature with the upper body of a human and the lower body of a horse.

Mermaid: A creature with the head and torso of a woman and the tail of a fish.

Minotaur: A creature with the head of a bull and the body of a man.

Satyr: A creature with the head and torso of a human and the legs and horns of a goat.

Sphinx: A creature with the head of a woman, the body of a lion, and the wings of an eagle.

I hope this helps!