Birds of Bengal by Nabarun Sadhya:
Konch bok / Indian Pond Heron (Non-breeding) / Ardeola grayii
Birds of Bengal by Nabarun Sadhya:
Durga Tuntuni / Purple Sunbird (eclips plumage) / Cinnyris asiaticusnon
Birds of Bengal by Nabarun Sadhya:
Brown-headed Gull (Chroicocephalus brunnicephalus)
Birds of Bengal by Nabarun Sadhya:
Chutki / Taiga Flycatcher or Red-throated Flycatcher (1st Winter) / Ficedula albicilla
Birds of Bengal by Nabarun Sadhya:
Citrine Wagtail (Motacilla citreola)
Birds of Bengal by Nabarun Sadhya:
Gaang cheel / Black-headed Gull (nbr) / Chroicocephalus ridibundus