| 100% | WATCHING | 8 | Bird __ is studying birds in nature |
| 61% | PIGS | 4 | Animals that are targets in Angry Birds |
| 54% | ECOLOGIST | 9 | Scientist that studies organisms in nature |
| 53% | CHIRPING | 8 | What birds are usually doing in the morning |
| 52% | EEL | 3 | Fish which may be "electric" in nature |
| 52% | OWLS | 4 | Birds that are sometimes found in barns |
| 51% | MATH | 4 | Planes are studied in it |
| 51% | ORNITHOLOGY | 11 | Study of birds |
| 50% | HAND | 4 | "A bird in the __ is worthÉ" |
| 50% | PHOENIX | 7 | In Harry Potter, Dumbledore's pet is this bird |
| 50% | EEL | 3 | Skinny fish which is electrifying in nature |
| 50% | EEL | 3 | Fish which may be electric in nature |
| 50% | SENTENCE | 8 | Its structure is studied in language classes |
| 50% | RAT | 3 | It may be studied in a lab |
| 49% | OWLS | 4 | Birds that are common pets in the Harry Potter books |
| 49% | OURS | 4 | "Little we see in Nature that is __": Wordsworth |
| 49% | CHEM | 4 | Class in which molecules are studied, for short |
| 49% | LIT | 3 | Class in which books are studied, for short |
| 49% | DNA | 3 | Molecule whose structure was studied in "Photo 51" |
| 49% | INTHEBUSH | 9 | A bird in the hand is worth two __ |
| 48% | THEBUSH | 7 | A bird in the hand is worth two in __ |
| 48% | EEL | 3 | Snake like fish which might be electric in nature |
| 48% | TWO | 3 | "A bird in hand is worth ___ in the bush" |
| 48% | ECON | 4 | Class in which stability might be studied, for short |
| 48% | INTHEBUSH | 9 | A bird in the hand is worth two here |
| 48% | TWOIN | 5 | A bird in the hand is worth __ the bush |
| 48% | GEESE | 5 | Birds that are "a-laying" in a Christmas song |
| 48% | PHOENIX | 7 | Bird said to be reborn in fire |
| 47% | SEED | 4 | This is for the birds |
| 47% | PIG | 3 | Green character in Angry Birds |