Table 2.
List of the lowest taxonomic levels in the diet of the red-headed wood pigeon and its presence in DNA barcoding and microhistological analysis
| Food items | Native/Introduced | N reads | FS (%) | FO (%) DNA barcoding | FO (%) microhistology |
|---|---|---|---|---|---|
| Plants | |||||
| Morus australis | Introduced | 11,810 | 36.58 | 95.83 | 0.00 |
| Gr. Lauraceae1 | Native | 11,280 | 34.94 | 70.83 | 59.57 |
| Gr. Ficus1 | Native/Introduced | 3902 | 12.08 | 93.75 | 4.00 |
| Fagara boninsimae | Native | 1328 | 4.11 | 33.33 | 31.91 |
| Gr. Poaceae2 | Introduced | 922 | 2.86 | 66.67 | 0.00 |
| Ligustrum micranthum | Native | 514 | 1.59 | 6.25 | 0.00 |
| Leucaena glauca | Introduced | 335 | 1.04 | 12.50 | 0.00 |
| Sambucus javanica | Introduced | 297 | 0.92 | 20.83 | 0.00 |
| Carex hattoriana | Native | 231 | 0.72 | 2.08 | 0.00 |
| Ardisia sieboldii | Native | 226 | 0.70 | 18.75 | 0.00 |
| Trema orientalis | Native | 212 | 0.66 | 4.17 | 0.00 |
| Gr. Planchonella1 | Native | 158 | 0.49 | 12.50 | 12.77 |
| Poaceae | Introduced | 115 | 0.36 | 31.25 | 0.00 |
| Moraceae | Native/Introduced | 114 | 0.35 | 14.58 | 0.00 |
| Gr. Palmae2 | Native/Introduced | 90 | 0.28 | 31.25 | 0.00 |
| Elaeocarpus photiniifolius | Native | 87 | 0.27 | 10.42 | 2.00 |
| Lantana camara | Introduced | 77 | 0.24 | 18.75 | 6.38 |
| Buxus liukiuensis | Introduced | 72 | 0.22 | 6.25 | 0.00 |
| Rhaphiolepis wrightiana | Native | 67 | 0.21 | 8.33 | 0.00 |
| Solanum nigrum | Introduced | 63 | 0.20 | 2.08 | 0.00 |
| Juniperus taxifolia | Native | 62 | 0.19 | 4.17 | 0.00 |
| Calaphyllum inophyllum | Native | 51 | 0.16 | 10.42 | 0.00 |
| Sonchus oleraceus | Introduced | 43 | 0.13 | 4.17 | 0.00 |
| Schima mertensiana | Native | 41 | 0.13 | 10.42 | 0.00 |
| Eurya boninensis | Native | 23 | 0.07 | 6.25 | 0.00 |
| Celtis boninensis | Native | 21 | 0.07 | 10.42 | 0.00 |
| Derris elliptica | Introduced | 20 | 0.06 | 6.25 | 0.00 |
| Hedyotis grayi | Native | 18 | 0.06 | 2.08 | 0.00 |
| Rutaceae | Native | 17 | 0.05 | 4.17 | 0.00 |
| Paederia scandens | Introduced | 13 | 0.04 | 4.17 | 0.00 |
| Livistona chinensis | Native | 10 | 0.03 | 4.17 | 2.00 |
| Gr. Myrtaceae1 | Native/Introduced | 10 | 0.03 | 2.08 | 0.00 |
| Scaevola sericea | Native | 9 | 0.03 | 4.17 | 0.00 |
| Carica papaya | Native | 9 | 0.03 | 2.08 | 0.00 |
| Pinus luchuensis | Introduced | 7 | 0.02 | 2.08 | 0.00 |
| Terminalia catappa | Native | 7 | 0.02 | 2.08 | 0.00 |
| Osmanthus insularis | Native | 6 | 0.02 | 4.17 | 0.00 |
| Pennisetum purpureum | Introduced | 5 | 0.02 | 2.08 | 0.00 |
| Drypetes integerrima | Native | 4 | 0.01 | 2.08 | 0.00 |
| Elaeagnus rotundata | Native | 4 | 0.01 | 2.08 | 0.00 |
| Melastoma tetramerum | Native | 4 | 0.01 | 2.08 | 0.00 |
| Paspalum conjugatum | Introduced | 4 | 0.01 | 2.08 | 0.00 |
| Distylium lepidotum | Native | 0 | 0.00 | 0.00 | 2.00 |
| Wikstroemia pseudoretusa | Native | 0 | 0.00 | 0.00 | 2.00 |
| Animals | |||||
| Plumonata | Native/Introduced | – | – | 0.15 | |
| Arthropoda | Native/Introduced | – | – | 0.02 | |