Facts about Inaccessible Island rail
- 07
Classified in the genus Laterallus, the Inaccessible Island rail is considered the world's smallest flightless bird by some ornithologists.
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Only 26 kilometers separate Inaccessible Island rail habitat from Tristan da Cunha, yet the species has never naturally colonized that nearby island despite suitable vegetation.
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Inaccessible Island rails possess unusually long legs relative to their body size, enabling them to navigate the rocky, vegetated terrain of their remote South Atlantic island habitat.
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Descendants of a single pair of Inaccessible Island rails could theoretically repopulate the species, as genetic studies reveal extremely low genetic diversity within the current 8,000-bird population.
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Nocturnal foraging behavior allows the Inaccessible Island rail to hunt insects and invertebrates during darkness when larger predatory seabirds are inactive.
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In 1973, ornithologists rediscovered the Inaccessible Island rail on Inaccessible Island after it was presumed extinct for nearly a century, with the population now estimated at approximately 8,000 individuals.
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The Inaccessible Island rail weighs only 345 grams, making it one of the world's smallest flightless bird species native to a single island in the South Atlantic.