In the breeding season, the neck, throat, head and forehead of this bird becomes black and yellowish. It seems that the bird is wearing a black mask. The collapses are invisible, the circles of the eye are yellowish-reddish, orange black. The stomach and tail of both the neck, chest, stomach and stomach, along with stomach-white. The lips are red, the legs are reddish. The head of the wings of the wings of the wings is black.
The black color gradually started to become dull after raising eggs. Even after coming to Bangladesh, some birds have seen the black color. Afterwards the head, neck, throat, chest and stomach become white. The ear is seen in the black belt of the ear. Although the lips are red, the nozzle is black. The front of the tail is black. The legs are red. Pasha-Magh is seen on the wingspan of the bird and in the beginning a nice black black line and a black black bite. A blurred black line near the neck.
The name of this bird is 'Kalomatha Jalakbutar', which is located in the winter of Kabbatra. Also known as ganakatere and ganga kaitar English name Black-headed Gull Scientific name larus ridibundus Length of 38-43 cm
Fishery is the area of shepherding the birds, rivers, seaside, haor-banyo, bil-jil and lakes. Fly ahead and keep moving towards the water. The Sundarbans and its adjoining haor, bills and rivers are seen more. The fishes also flutter in the water that causes the wave to spread on the back of the launch and the trawler. Dive Murray to catch those fish in Tirbez as soon as possible.
Some of the bellows often throw small fish in the berries and throw them into the ground. They come in a hurry and hit the tear, tear rods in the joras! Bird hunting instead of fish. Some people of the Sundarbans forests eat meat with this bird in baraishi. This tradition was started in Haor-Beyond, but still it still has it.
In addition to fish, they eat various types of waterfowl, stems lying under the water level, some small grain seeds.