ravens: 96 phrases in 20 subjects |
Aviation | 2 |
Biology | 6 |
British usage, not spelling | 1 |
Entomology | 2 |
Fish farming pisciculture | 3 |
General | 33 |
Historical | 1 |
Hydrobiology | 1 |
Ichthyology | 18 |
Idiomatic | 2 |
Literature | 2 |
Makarov | 8 |
Medical | 2 |
Military | 2 |
Nautical | 2 |
Ornithology | 5 |
Poetic | 1 |
Proverb | 1 |
Psychology | 2 |
Zoology | 2 |