Latin scientific name: auricularia

Taxonomic status: Animal kingdom → Chordata → Chordata → Vertebrate → Birds among birds → New birds among present birds → Suduropoda → Crane order → Torpedo family.

Subordinate classification: bustard, bustard family. Great bustard is mistaken for mating with other birds because of the great difference between male and female individuals. Poetry. Tang Shiyun: Yu, gather in Baoyong. Mao Chuan (Scapharca subcrenata) said: Master Xing. Su Su, the voice of the feather also. Set and stop. Bracts and spikes (sound, cluster, thin). Xu, fear also (fear in the sound, oak wood) of nature, unstoppable. Jian Zheng (Zheng Xuan) said: A prosperous man means that a gentleman should live in a peaceful place. In Tang Dynasty, Kong Ying Da's "See the Sun through the Clouds": The bustard bird has hooves, not only trees, but also trees. Therefore, it is dangerous and bitter to use Yu Junzi to join the army.

Protection level: national first-class protected animals.

Endangered reasons: grassland alkalization, desertification and degradation are serious, and habitats are gradually decreasing. Hunting indiscriminately, collecting eggs and destroying nests are serious.

Otistada is the most famous species of Ostracidae and the largest terrestrial bird in Europe. The male bird weighs 14 kg (3 1 lb), has a body length of 120 cm (4 feet) and its wings spread out 240 cm (8 feet). Distribute in valleys and grassland from central and southern Europe to central Asia and northeastern China. The bisexual feathers are similar in color, with light gray upper body and black and brown horizontal spots; The lower body is white. Male birds are stronger and have pale white beards at the bottom of their mouths. Sexually cautious, unapproachable, and flee quickly in case of danger. Walking briskly, flying slowly but persistently. In spring, a courtship ceremony is held: the male bird bends his head behind his back, almost touching the cocked tail, and at the same time, his throat sac expands. There are 2 ~ 3 eggs in the low-lying land under the low plants. The eggs are olive with brown spots. Features: chestnut brown feathers, white abdomen; Habitat in semi-desert, grassland, omnivorous; Good at running, slow at flying.

Protection level: It is listed as an undetermined species in the Red Book of Endangered Animals and Birds in China, a rare species in IUCN 1994 and an appendix II in CITES 1995.