| Similarity | Rank | |
|---|---|---|
| curlew | 0.871 | 22291 |
| redshank | 0.864 | 28023 |
| skylark | 0.861 | 26791 |
| lapwing | 0.857 | 39882 |
| pipit | 0.853 | 26182 |
| plover | 0.844 | 19411 |
| tern | 0.842 | 15678 |
| chiff-chaff | 0.840 | 95430 |
| woodpecker | 0.839 | 19812 |
| whitethroat | 0.836 | 73262 |
| wheatear | 0.834 | 43967 |
| sedge | 0.833 | 30754 |
| lagopus | 0.827 | 77748 |
| nightjar | 0.827 | 49251 |
| redstart | 0.825 | 50782 |
| wagtail | 0.824 | 39600 |
| chiffchaff | 0.823 | 84284 |
| grebe | 0.822 | 34498 |
| black-backed | 0.819 | 50125 |
| red-breasted | 0.818 | 51593 |
| moorhen | 0.816 | 32586 |
| corncrake | 0.816 | 48826 |
| bunting | 0.814 | 19680 |
| phalarope | 0.811 | 48476 |
| siskin | 0.810 | 69839 |