| 100% | LION | 4 | Animal that sleeps with its eyes open |
| 65% | ORCA | 4 | Whale that sleeps with one eye open |
| 60% | ORCA | 4 | Ocean predator that sleeps with one eye open |
| 58% | OTTER | 5 | Animal that often sleeps holding hands with its mate |
| 54% | ORCA | 4 | Killer whale that can sleep with one eye open |
| 51% | SNAKE | 5 | Animal that smells with its tongue |
| 50% | SEAOTTER | 8 | Animal that sleeps while floating on its back |
| 48% | SEAOTTER | 8 | Animal that catches fish with its forepaws |
| 48% | LAMB | 4 | Baby animal that rhymes with its father |
| 48% | GOAT | 4 | Farm animal that butts with its horns |
| 47% | CAT | 3 | Animal that spends nearly 70% of its life sleeping |
| 46% | APE | 3 | Animal that shares about 98% of its DNA with humans |
| 46% | APE | 3 | Animal that shares around 99% of its DNA with humans |
| 46% | ELEPHANT | 8 | Animal that is unable to fly with its ears, regrettably |
| 46% | LLAMA | 5 | Animal that shares its name with a Spanish 101 word |
| 45% | OTTER | 5 | River animal that might sleep floating on its back |
| 44% | RHESUS | 6 | Animal that shares its name with a king of Thrace in the "Iliad" |
| 44% | IRIS | 4 | Eye part that shares its name with a flower |
| 44% | ORCA | 4 | Animal that allows only one half of its brain to sleep at a time |
| 43% | FOX | 3 | Network that shares its name with an animal |
| 43% | MELATONIN | 9 | Animal hormone that helps with sleep |
| 43% | IRIS | 4 | Eye part that shares its name with the Greek rainbow goddess |
| 43% | EWE | 3 | Ghanaian language that shares its name with an animal |
| 42% | MULE | 4 | Slip-on shoe that shares its name with an animal |
| 42% | IRIS | 4 | Flower that shares its name with part of the eye |
| 41% | IRIS | 4 | Flower that shares its name with a part of the eye |
| 41% | IRIS | 4 | Part of the eye that shares its name with a flower |
| 41% | SLOTH | 5 | Animal that sleeps upside-down |
| 41% | BAT | 3 | Animal that sleeps upside down |
| 41% | BAT | 3 | Animal that sleeps upside-down |