useless trivia: What Word Means: An Old-fashioned Sleeve With Long Hanging Ends?

Questions

The ---------- has only two toes, unlike most birds, which have three or four.?

The fastest dog, the ----------, can reach speeds of up to 45 miles per hour. The breed was known to exist in ancient Egypt more than 5,000 years ago.?

Some sloths, opossum, and armadillos spend up to 80 percent of their lives sleeping or ----------?

There once were more sea lions on Earth than ----------?

The owl is the only bird to drop its upper eyelid to wink. All other birds raise their lower ----------?