Table 1 Numbers of acorns and numbers of unique source trees sampled, from year to year, from two species of oaks
From: What seeds tell us about birds: a multi-year analysis of acorn woodpecker foraging movements
| Granary ID | Quercus lobata | Granary ID | Quercus agrifolia | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 2002 | 2004 | 2006 | 2007 | ||||||
| Acorns | Sources | Acorns | Sources | Acorns | Sources | Acorns | Sources | ||
| G9 | 11 | 1 | 12 | 1 | G9 | 0 | 0 | 20 | 4 |
| G10 | 17 | 4 | 21 | 1 | G10 | 12 | 1 | 14 | 4 |
| G31 | 19 | 2 | 0 | 0 | G31 | 10 | 4 | 15 | 4 |
| G33 | 9 | 2 | 15 | 2 | G33 | 0 | 0 | 21 | 3 |
| G39 | 14 | 4 | 14 | 1 | G39 | 45 | 5 | 0 | 0 |
| G48 | 3 | 3 | 9 | 1 | G48 | 13 | 4 | 0 | 0 |
| G107 | 16 | 2 | 7 | 1 | G107 | 46 | 2 | 0 | 0 |
| G139 | 0 | 0 | 3 | 1 | G108 | 12 | 1 | 0 | 0 |
| G140 | 0 | 0 | 7 | 4 | G140 | 8 | 5 | 10 | 2 |
| G151 | 6 | 2 | 0 | 0 | G151 | 47 | 1 | 10 | 1 |
| G162 | 13 | 3 | 0 | 0 | G152 | 49 | 4 | 20 | 2 |
| G163 | 8 | 3 | 15 | 2 | G162 | 9 | 1 | 0 | 0 |
| G532 | 11 | 3 | 9 | 3 | G163 | 47 | 5 | 0 | 0 |
| G533 | 8 | 3 | 0 | 0 | G532 | 0 | 0 | 16 | 2 |
| G639 | 0 | 0 | 15 | 2 | G912 | 0 | 0 | 4 | 2 |
| G673 | 4 | 2 | 0 | 0 | G922 | 0 | 0 | 20 | 1 |
| G912 | 14 | 8 | 13 | 1 | G923 | 0 | 0 | 19 | 1 |
| G931 | 4 | 1 | 0 | 0 | G931 | 8 | 4 | 0 | 0 |
| G942 | 10 | 3 | 0 | 0 | G938 | 47 | 7 | 20 | 4 |
| G963 | 4 | 3 | 0 | 0 | G942 | 44 | 2 | 10 | 3 |
| G990 | 10 | 4 | 0 | 0 | G990 | 40 | 4 | 0 | 0 |
| G1141 | 0 | 0 | 3 | 3 | G991 | 19 | 2 | 0 | 0 |
| G1142 | 0 | 0 | 7 | 3 | |||||
| Total | 181 | 42 | 150 | 23 | Total | 456 | 46 | 199 | 25 |