| Similarity | Rank | |
|---|---|---|
| red-breasted | 0.880 | 51593 |
| black-necked | 0.869 | 84419 |
| whooper | 0.862 | 46385 |
| natterjack | 0.861 | 72575 |
| white-headed | 0.861 | 76672 |
| razorbill | 0.859 | 60721 |
| white-tailed | 0.856 | 48277 |
| waterfowl | 0.854 | 31687 |
| bittern | 0.851 | 39895 |
| kittiwake | 0.850 | 33943 |
| pink-footed | 0.847 | 74769 |
| goldeneye | 0.846 | 54000 |
| white-fronted | 0.845 | 58835 |
| brambling | 0.843 | 70292 |
| corncrake | 0.842 | 48826 |
| taiga | 0.842 | 67858 |
| fieldfare | 0.841 | 66378 |
| black-backed | 0.839 | 50125 |
| kumana | 0.839 | 78239 |
| shoveler | 0.837 | 69901 |
| siskin | 0.837 | 69839 |
| ground-nesting | 0.836 | 92254 |
| vanellus | 0.835 | 75014 |
| red-throated | 0.833 | 54047 |
| turnstone | 0.832 | 56075 |