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ForestCup nestMedium · 250 g
ID tip
The Mariana crow is a small black crow with a bluish-black gloss on its tail, and a greenish-black gloss on its back, underparts, head, and wings. In general, females are smaller than males. An adult weighs about 9 ounces (260 g) and is about 15 inches (38 cm) long. The Mariana crow has a variety of vocalizations, including two locational calls used to maintain contact between pairs, family members and flock mates.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Mariana Crow
One bar for each month. Filled bars are the 9 months with records; pale bars are months with none. The wide bar is October, the month with the most records.
Where to see the Mariana Crow
The map shades 2 countries with regular records. Everything unshaded has no records. Countries are listed below the map.
About the Mariana Crow
The Mariana crow is a species of the crow family from the tropical Western Pacific. It is a glossy black bird about 15 inches (38 cm) long and known only from the islands of Guam and Rota.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Flores CrowCorvus florensisThe Flores crow is a species of bird in the family Corvidae.
Brown-headed CrowCorvus fuscicapillusThe brown-headed crow grows to a total length of about 22 in (56 cm) including a 7 in (18 cm) tail.
Violet CrowCorvus violaceusThe violet crow is a species of the crow family, Corvidae, native to Seram, an island in Indonesia.
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