Misc: In 1938 1st use of ---------- dog.?

Questions

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 ----------?

The fastest of all fish in the sea is the ----------, streaming forward at speeds near 68 miles per hour.?

Some species of earthworms in ---------- can measure more than ten feet in length.?