The green-browed emerald (lì), a genus of green-browed emerald ducks in the family Dharma monks of the family Cyprinidae, is a small and medium-sized climbing bird with a total of 7 subspecies differentiation: nominal, Salvadoran, Mexican, Honduras, Caribbean, Guatemala, and Costa Rica. It is found in Central America from southeastern Mexico to Costa Rica, where it inhabits open environments such as forest edges and jungles. It is the national bird of El Salvador and Nicaragua.
The body plumage is mainly olive green , and the back and abdomen are yellowish brown or reddish-brown. There is a bright blue stripe on the eyes, a dark spot on the throat, and a blue flight feathers and tail. The tail feathers are relatively long, with only a section of the remaining trunk at the proximal end, and the end of the tail is a small independent pinnae, forming a racket-shaped. On perches, the tail feathers often swing from side to side or obliquely. The bill is long, broad and slightly curved downwards , with serrated beak margins. It feeds on insects , worms , lizards , and small vertebrates , and sometimes fruits.
The Cymbidae family is a family of Buddhist monks found in the forests of tropical America. Birds of the family have green and blue plumage of varying shades. The central tail feathers are extremely long , with no feathers on the trunk near the end , forming a racket-like end , which is a distinctive feature of the family. Mostly dig holes in the cliff bank of the water's edge, or dig holes in the beach with a curved mouth for nesting. They can remain motionless for a long time while waiting for their prey; Once it finds its prey, it will suddenly pounce on it.