1. Don't call them antelope. Antelope are native to Africa. Pronghorn are native to North America.
2. Like Bighorn sheep, both males and females have horns with the males being much longer. They are true horns with sheath-covered bones. The sheaths are shed annually but not the bones.
3. Also known as speed goats, pronghorn are the fastest mammals in the Western Hemisphere and can attain speeds up to 55 mph in short spurts and sustain speeds up to 35 mph for four miles.
4. Although they are prolific jumpers, pronghorn prefer to crawl under fences or duck between the strands of wire.
5. They have excellent vision and can see 320 degrees.
6. They were hunted by American Indian tribes and were first encountered by Europeans when the Lewis and Clark Expedition passed through what is now South Dakota.
7. Some pronghorns migrate more than 150 miles seasonally.
8. An adult buck can weigh 90 to 125 pounds.
9. Populations once dipped as low as 15,000 but through conservation and management, there are about 1 million today.
10. There are no huntable populations in Washington but they can be hunted in Idaho, Oregon, Montana, Wyoming, North Dakota, South Dakota, California, Utah, Nevada, Colorado, New Mexico, Arizona, Nebraska, Kansas, Oklahoma and Texas.