| Answer | Crossword Clue |
|---|---|
| ROTIFERS | Microscopic aquatic animals |
| AMOEBAS | Microscopic animals |
| AMEBAE | Microscopic animals |
| PROTOZOA | Microscopic animals |
| AMOEBAS | Microscopic protean animals. |
| SEALS | Aquatic animals |
| OTTERS | Aquatic animals |
| OTTERS | Aquatic animals. |
| OTTERS | Frolicking aquatic animals |
