| Publication Type: | Journal Article |
| Year of Publication: | 1977 |
| Authors: | R. W. McDiarmid, Ricklefs, R. E., Foster, M. S. |
| Journal: | Biotropica |
| Pagination: | 9–25 |
| Publication Type: | Journal Article |
| Year of Publication: | 1977 |
| Authors: | R. W. McDiarmid, Ricklefs, R. E., Foster, M. S. |
| Journal: | Biotropica |
| Pagination: | 9–25 |