Mauritius Night-Heron vs Ascension Night-heron

Nycticorax mauritianus compared with Nycticorax olsoni

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Side-by-Side Comparison

Attribute Mauritius Night-Heron Ascension Night-heron
Scientific Name Nycticorax mauritianus Nycticorax olsoni
Order Pelecaniformes Pelecaniformes
Family Ardeidae Ardeidae
Conservation Status Extinct Not Evaluated
Length
Wingspan
Weight 624.57 g (22.03 oz)
Diet -- --
Clutch Size -- --
Population Trend
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Habitat Comparison

Shared Habitats

None

Mauritius Night-Heron only

Ascension Night-heron only

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Conservation Status

Extinct

Mauritius Night-Heron

Not Evaluated

Ascension Night-heron

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About These Birds

Mauritius Night-Heron

The Mauritius Night-Heron (Nycticorax mauritianus) is an extinct species of night-heron belonging to the family Ardeidae, formerly endemic to the island of Mauritius in the southwestern Indian Ocean. Unlike the Réunion Night-Heron which is known only from historical description, the Mauritius Night-Heron is known from subfossil and fossil skeletal remains recovered from Mauritian sites, allowing comparative analysis of its morphology. These remains indicate a large, robust heron, substantially larger than the extant Black-crowned Night-Heron (Nycticorax nycticorax) of the mainland, consistent …

Ascension Night-heron

The Ascension Night-heron was a flightless heron known from subfossil remains on Ascension Island in the South Atlantic. Weighing an estimated 624g, it was likely driven to extinction by human activity and introduced predators. It is currently listed as Not Evaluated by conservation assessments.

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