| Rank | Maximum Size | Rodent | % Correct |
|---|---|---|---|
| 1 | 91.2 kg | Capybara | 96%
|
| 3 | 45.4 kg | Lesser {Capybara} | 90%
|
| 4 | 40 kg | Eurasian {Beaver} | 79%
|
| 2 | 50 kg | North American {Beaver} | 79%
|
| 5 | 30 kg | Cape {Porcupine} | 52%
|
| 6 | 27 kg | Crested {Porcupine} | 52%
|
| 8 | 18 kg | Indian Crested {Porcupine} | 52%
|
| 7 | 18 kg | North American {Porcupine} | 52%
|
| 10 | 16 kg | Patagonian {Mara} | 42%
|
| 9 | 17 kg | Coypu | 35%
|
| 12 | 6–14 kg | Lowland {Paca} | 25%
|
| 11 | 15 kg | Pacarana | 6%
|