The great cormorant is a large black water bird.Males are typically larger and heavier than females.They nest in colonies near wetlands, rivers, and sheltered inshore waters.
Spotted in the river Douro shores.They have a colonie in the river sand banks that exist in the river mouth
Lat: 41.14, Long: -8.61
Spotted on Jan 31, 2016
Submitted on Dec 24, 2017
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