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Arthropods observed feeding on the secretion of the bowl-shaped organ (EFN)
| Group of arthropod | Observed number |
|---|---|
| Ants* | 65 |
| Aphids | 3 |
| Leaf beetles | 3 |
| Spider mites | 2 |
| Ladybirds | 2 |
| Ant-mimicking spiders | 1 |
* The ants observed included Formica japonica, Camponotus japonicus and Lasius sakagamii.
The number of arthropods was recorded approximately once a week from 7 May to 5 November 1997 (27 weeks) for seven branches in an adult tree. Total number of the arthropods observed feeding = 76.
