Introduction of migratory birds

Red-Crowned Crane (Grus japonensis, gruidae family)

 

Around 150 cm. Its features include a long beak, a long neck, and long feet. Adult red-crowned

cranes show their biological maturity by the red crown. The feathers are white, except for the

neck and flight feathers.

Photo: https://commons.wikimedia.org/w/index.php?curid=465825

Siberian Crane (Grus ieucogeranus, gruidae family)

 

Around 140 cm. A kind of large water bird. Before reaching maturity, the plumage is yellow on the

head and neck and dingy brown on the body. Adults’ feathers are white except that the primary

flight feathers, primary coverts, and bastard wings are black.

Photo:Qui, Mingyuan.

Black Drongo (Dicrurus macrocerus, dicruridae family) 

 

Around 30 cm. It coats its whole body in glossily black feathers with long, split tail feathers.

Besides the feathers, its short, downward-pointed beak, feet, and eyes are also black. Both

male and female share the same color of feathers. Bronzed drongos, coated with black and

blue-green gloss, are a little smaller than black drongos.

 

Photo: https://commons.wikimedia.org/w/index.php?curid=2820554

Heron (Ardea cinera, ardea family)

 

Around 84 to 102 cm and 155 to 195 cm with its wings open. Mainly coated with grey

feathers and white ones on its underparts with some black on the flanks. A mature

heron, with yellow irises, has a black stripe that extends from the eyes to the crest.

The sharply-pointed beak is yellow-green and the feet are brown. A young heron’ head

and neck are dark grey but not black.

Photo: https://commons.wikimedia.org/w/index.php?curid=13341415

Tern (sternidae family) 

 

About 28 cm long. Terns are pale grey above and white below, with a contrasting black

cap to the head. Their feet appear red and the beak yellow in summer while both appear

brown in winter. They can be found by coasts, the estuaries, and fish farms where a sea

is nearby.

Photo:https://commons.wikimedia.org/w/index.php?curid=2843842

Whiskered Tern (Chlidonias hybrida, sternidae family)

 

Whiskered terns are mostly grey above and dark grey below, with a black hood to the head.

Their beak and feet appear dark red during summer and black in winter.

 

Photo: https://zh.wikipedia.org/wiki/File:Bird_template.svg
White-Winged Tern (Chlidonias leucoptera, sternidae family)

 

Around 24 cm. White-winged terns are a kind of small tern. They have a black head

and belly, with a pale grey back. Their wings are mainly white with inner greyish feathers.

Photo: https://commons.wikimedia.org/w/index.php?curid=18404444

Chinese Bulbul (Pycnonotus sinensis, pycnnotus family)

 

Chinese bulbuls are yellowish-green above and have a greyish-brown chest and awhite

belly. They are distinguishable by the white feathers that extend from the eyes to the back

of the head. Young bulbuls have greyish brown head and olive back. They also have a greyish

brown chest and a greyish white belly. Their sexes are hardly identical in appearance, except

that adult birds usually have darker feather on the chest.

Photo:  https://zh.wikipedia.org/wiki/%E7%99%BD%E9%A0%AD%E9%B5%AF#/media/File:Pycnonotus_sinensis_(bird).jpg

Little Ringed Plover (Charadrius dubius, charadriidae family) 

 

Little ringed plovers have a yellow circle around the black eyes and a short black beak,

with a small yellow patch on the lower beak. They have a brown cap, a black mask,

and a white forehead. The body is mainly brown above and white below. They also wear

a black scarf around the neck.

Photo:https://commons.wikimedia.org/w/index.php?curid=94010

Spot-Billed Duck (Anas poecilorhyncha, Anatidae family) 

 

Around 60 cm. The male duck is rather larger and their feathers are more conspicuous.

The color of feathers looks like a green speculum above and slightly grey white below.

The bill is black with a yellow front part. The feet are orange red.

 

Photo: https://commons.wikimedia.org/w/index.php?curid=192055
Osprey ( Pandion haliaetus, Pandionidae family)

 

The osprey, also called fish eagle, sea hawk, or river hawk, can be found almost any place where

a body of water provides sufficient food supply. This large raptor is brown on the upper parts and

mainly white on the head and underparts. It dives to
the prey swiftly and makes quick flaps as the

prey is caught in its claws. And, when flying up again, it
knows how to reduce the air resistance

by adjusting the prey’s position.

Photo: https://commons.wikimedia.org/w/index.php?curid=111931
Black-necked Stilt (Himantopus mexicanus, Recurvirostridae family)

 

The black-necked stilt measures around 35 cm and features a pair of pink feet and a long black

bill, and is black above and white below. Its head is white with a black hood. A female stilt,

contrastively,
does not have black feather on its head and at the back of the neck and has grey

feathers the end of
the eyes. During a flight, a black-necked stilt stretches the pink feet behind its

body, which becomes
crucial when identifying it in the field.

 

Photo: https://commons.wikimedia.org/w/index.php?curid=134331
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