Table 4.
Seroprevalence of SARS-CoV-2 in free-living wild animals.
| Animal Species | Sampling Time | N Tested | SARS-CoV-2 IgG ELISA | SARS-CoV-2 sVNT | SARS-CoV-2 RT-PCR | ||
|---|---|---|---|---|---|---|---|
| N (%) | 95% CI | N (%) | 95% CI | N (%) | |||
| Yellow-legged gulls (Larus michahellis) | November 2020 | 111 | 0 (0) | 0–3.3 * | 0 (0) | 0–3.3 * | 0 (0) |
| Wild boars (Sus scrofa) | June–December 2020 | 153 | 6 (3.9) | 1.5–8.3% | 0 (0) | 0–2.4 * | 0 (0) |
| Red foxes (Vulpes vulpes) | June–November 2020 | 204 | 6 (2.9) | 1.0–6.2 | 0 (0) | 0–1.8 * | 0 (0) |
| Jackals (Canis aureus moreoticus) | June–October 2020 | 65 | 3 (4.6) | 0.9–12.9 | 0 (0) | 0–5.5 * | 0 (0) |
IgG = Immunoglobulin G; ELISA = enzyme-linked immunosorbent assay; sVNT = surrogate virus neutralization test; RT-PCR = reverse transcriptase-polymerase chain reaction; * one-sided 97.5% confidence interval.