Horses

2. A baby/young horse
3. Male horse + female donkey =
4. A hybrid between a zebra and another equine, either a horse or donkey
9. Female horse + male donkey =
10. A typically white horse-like mythical creature with a horn protruding from the top of their head
11. An extinct species of horse. Also known as the Eurasian Wild Horse.

1. A unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors.
3. An odd-toed ungulate mammal belonging to the taxonomic family Equidae
5. The horse family
6. The funny second-to-main character from Shrek
7. A horse that remains small throughout it's life
8. An equine with a black and white striped coat