| SCIENTIFIC CLASSIFICATION |
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| COMMON NAME: | baiji, Yangtze river dolphin | | KINGDOM: | Animalia | | PHYLUM: | Chordata | | CLASS: | Mammalia | | ORDER: | Cetacea | | SUBORDER: | Odontoceti | | FAMILY: | Platanistidae | | GENUS SPECIES: | Lipotes vexillifer | |
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| DESCRIPTION: | Baijis have a fusiform body with a small head, tiny eyes, prominent melon and a long, narrow beak that is slightly up-curved at the tip. The dorsal fin of the baiji is low and triangular and the flippers are broad and rounded. The dorsal portion of the body is gray with whitish streaks from the ventral area extending into the face and head region. | | FEMALE | Females are slightly larger than males | |
| SIZE: | | | MALE | To 2.29 m (7 ft 6 in) | | FEMALE | To 2.53 m (8 ft 4 in) | |
| WEIGHT: | | | MALE | 130 kg (290 lb) | | FEMALE | 170 kg (370 lb) | |
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| GESTATION: | Very little is known about reproduction, but gestation probably lasts 10-11 months | |
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| RANGE: | China's Yangtze River | |
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| POPULATION: | GLOBAL | Probably in the 10's or even less than 10; baijis are the world's most endangered cetacean | |
| STATUS: | IUCN | Critically Endangered | | CITES | Appendix I | | USFWS | Endangered | |
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