Y:
* Yak: A large, shaggy-haired bovine found in the Himalayas.
* Yellow-bellied Sapsucker: A woodpecker with a distinctive yellow belly.
* Yellow-throated Warbler: A small songbird with a bright yellow throat.
* Yarrow's Spiny Lizard: A lizard found in the southwestern United States.
You:
* You-ou: This name doesn't belong to a specific animal, but it's a word used in some languages to describe the sound of a bird.
* Young: This isn't a specific animal name, but it's a general term for immature animals.
Let me know if you'd like me to find more examples!