| Sources of formic acid | 22 |
| Some weavers | 12 |
| Some queens, e.g. | 17 |
| Some of the hymenopterans | 25 |
| Some marching bands | 19 |
| Some marchers | 13 |
| Some farm residents | 19 |
| Some farm dwellers | 18 |
| Some colonizers | 15 |
| Some colonists or hill dwellers | 31 |
| Some bird food | 14 |
| Some are queens | 15 |
| Soldiers or carpenters, take your pick | 38 |
| Soldiers of a sort | 18 |
| Soldiers and slaves, e.g. | 25 |
| Soldier and carpenter | 21 |
| Socially organized insects | 26 |
| Social bugs | 11 |
| Small marching band? | 20 |
| Six-legged slaves | 17 |
| Six-legged marchers | 19 |
| Six-legged carpenters | 21 |
| Six-legged army members | 23 |
| Six-footers that even short people tower over? | 46 |
| Six-footers on a hill | 21 |
| Six-foot soldiers? | 18 |
| Six-foot army | 13 |
| Single-file travelers, at times | 31 |
| Single-file marchers | 20 |
| Silent army | 11 |
| Short six-footers? | 18 |
| Segmented army | 14 |
| Scurriers | 9 |
| Ruiners of some picnics | 23 |
| Residents of some farms | 23 |
| Relatives of termites | 21 |
| Red army members? | 17 |
| Red army members | 16 |
| Rebukers of Aesop's grasshopper | 35 |
| Queen's servants | 20 |
| Queen's colony? | 19 |
| Queen and workers | 17 |
| Queen and her servants, maybe | 29 |
| Prey for aardvarks | 18 |
| Porch raiders | 13 |
| Pitcher plants eat them | 23 |
| Picnic ruiners | 14 |
| Picnic raiders | 14 |
| Picnic plaguers | 15 |
| Picnic insects | 14 |
| Picnic hazard | 13 |
| Picnic guests? | 14 |
| Picnic buttinskies | 18 |
| Pests in a line | 15 |
| Pests at picnics | 16 |
| Pesticide targets | 17 |
| People, seemingly, from a skyscraper | 36 |
| People seen from skyscrapers? | 29 |
| Pantry pillagers | 16 |
| Pantry crawlers | 15 |
| Pangolin's feast | 20 |
| Organized insects | 17 |
| Opposite of syns. | 17 |
| Ones putting out feelers | 24 |
| Ones heading for the hills? | 27 |
| Nest inhabitants | 16 |
| Myrmecology's study | 23 |
| Myrmecology focus | 17 |
| Myrmecologist's subjects | 28 |
| Moving line on the ground, maybe | 32 |
| Mound builders | 14 |
| Minute monarchists | 18 |
| Minute colonists | 16 |
| Miniature marchers | 18 |
| Micraners, e.g. | 15 |
| Members of some armies | 22 |
| Members of a colony's caste | 31 |
| Marchers in single file | 23 |
| Little subway makers | 20 |
| Little marchers | 15 |
| Little diggers | 14 |
| Little colonists | 16 |
| Line at a picnic? | 17 |
| Kitchen-space invaders | 22 |
| Kitchen-crashing crawlers | 25 |
| Kitchen workers? | 16 |
| Kitchen visitors | 16 |
| Kitchen nuisance | 16 |
| Kitchen invaders | 16 |
| Kitchen intruders | 17 |
| Keleps, e.g. | 12 |
| Keleps | 6 |
| Intruders in the pantry | 23 |
| Insects not found in Antarctica | 31 |
| Insects in a colony | 19 |
| Insect fogger target | 20 |
| Industrious tunnel-makers | 25 |
| Industrious six-footers? | 24 |
| Industrious six-footers | 23 |
| Industrialists of a sort | 24 |