# Calayan rail (*Aptenorallus calayanensis*)

Canonical page: https://creaturedata.com/animals/calayan-rail  
Data as of: 2026-11-11

The calayan rail (Aptenorallus calayanensis) is a species in the family Rallidae, order Gruiformes. Recorded adults weigh about 244 g.

## Quick facts

| Fact | Value |
|---|---|
| Weight | 244 g |
| Length | Not recorded |
| Lifespan | Not recorded |
| Diet | Invertivore |
| Main food | Not recorded |
| Habitat | forest |
| Young per litter or clutch | Not recorded |
| Lifestyle | Terrestrial |
| Migration | Sedentary |
| Conservation status | Not recorded |
| Countries on record | Not recorded |

## Classification

- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Gruiformes
- family: Rallidae
- genus: Aptenorallus
- species: *Aptenorallus calayanensis* (D. Allen, C. Oliveros, C. Española G. Broad & J. C. T. Gonzalez, 2004)

Synonyms: *Gallirallus calayanensis*

## Common questions

### How big is the calayan rail?

An adult calayan rail weighs 244 g, according to values recorded on Wikidata.

### What kind of animal is the calayan rail?

The calayan rail (Aptenorallus calayanensis) belongs to the family Rallidae in the order Gruiformes.

## Sources

- [An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles](https://doi.org/10.6084/m9.figshare.3563457.v1), CC0 1.0, E096-269. Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1
- [AVONET: morphological, ecological and geographical data for all birds](https://doi.org/10.6084/m9.figshare.16586228.v7), CC BY 4.0, v7. Tobias, J.A. et al. (2022) AVONET: morphological, ecological and geographical data for all birds. Ecology Letters 25: 581–597. https://doi.org/10.1111/ele.13898. Data: https://doi.org/10.6084/m9.figshare.16586228.v7
- [Catalogue of Life eXtended Release](https://www.checklistbank.org/dataset/316691), CC BY 4.0, 2026-10-16 XR. Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf

Cite as: Calayan rail (Aptenorallus calayanensis). Retrieved from https://creaturedata.com/animals/calayan-rail