Ficus subintermedia
Amazing fact
The long proboscis of the Biwa fig shell is wrapped in muscles connected to its esophagus.
Australian Museum
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An illustration based on the real animal.
A little discovery to share.
The long proboscis of the Biwa fig shell is wrapped in muscles connected to its esophagus.
THE REAL WORLD
The real Ficus subintermedia
- Scientific name
- Ficus subintermedia
- Japanese name
- ビワガイ
- Group
- Ocean animals
- Class
- Gastropoda
- Order
- Littorinimorpha
- Family
- Ficidae
- Genus
- Ficus
It lives in the seas south of the Boso and Noto peninsulas and in the tropical western Pacific.
When attacked, it gives off lots of slimy mucus and escapes by kicking off the sea floor with its foot.
Basic data
- Diet
- Oysters, sea squirts, and other animals
- Range
- South of the Boso and Noto Peninsulas and the tropical western Pacific Ocean
Where the Ficus subintermedia has been recorded
Records: GBIF.org (CC0 and CC BY 4.0 records, retrieved 2026-11-07). Map: Natural EarthSee the records on GBIF
Watch wild animals from a distance. Do not touch or feed them, and take care of the places where they live.
Names around the world
- 日本語
- ビワガイ
Names come from Wikidata and iNaturalist records. Where a language has no recorded name, we use the scientific name.
Sources and how we check
- 鳥羽水族館 — ビワガイChecked: 2026-11-04
- Australian Museum — Proboscis and foregut morphology of Ficus subintermedia (Ficidae, Caenogastropoda)Checked: 2026-11-07
We check each fact against its source. The illustrations simplify how the real animal looks.
The classification (class, order, family, genus) follows Wikidata records, checked against GBIF. Classifications can change as research goes on.
The basic data are the values given in each source. They vary with how the animal is measured, whether it is male or female, and whether it lives in the wild or in captivity.
This page was translated from the original Japanese with the help of AI.
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