Appearance
The mangrove robin has an average weight of 21.3 grams for males and 17.3 grams for females. Their wingspan differs between subspecies – the ''leucura'' subspecies have spans of 86 millimetres to 90 millimetres for males and 77 millimetres to 84 millimetres for females, while the ''alligator'' subspecies have spans of 82 millimetres to 87 millimetres for males and 76 millimetres to 80 millimetres for females. For ''cinereiceps'', male birds have wingspans of 80 millimetres to 84 millimetres long; on the other hand, female wingspans are 76 millimetres to 78 millimetres long. They feature a "dull pale bar" at the bottom of their remiges, although this is not very noticeable. In order to facilitate their navigation through thick mangrove forests, mangrove robins have developed wings and tails that are rounded.Distribution
The bird is found in the Northern Australia region and the island of New Guinea, within the countries of Australia, Indonesia, and Papua New Guinea. Their preferred habitat are tropical and subtropical mangrove forests located above the level of high tide. They seldom travel outside of their habitat.The mangrove robin has been placed on the least Concern category of the IUCN Red List, as the population has remained stable throughout the last ten years. The size of its distribution range is over 426,000 square kilometres .
Behavior
The call of the mangrove robin has been described as a "down-slurred whistle". It eats insects in the mud when the tide falls. While these may be its primary prey, the mangrove robin also consumes a significant amount of crab in its diet.Habitat
The bird is found in the Northern Australia region and the island of New Guinea, within the countries of Australia, Indonesia, and Papua New Guinea. Their preferred habitat are tropical and subtropical mangrove forests located above the level of high tide. They seldom travel outside of their habitat.The mangrove robin has been placed on the least Concern category of the IUCN Red List, as the population has remained stable throughout the last ten years. The size of its distribution range is over 426,000 square kilometres .
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