Amazon River Dolphin (Inia geoffrensis) — Endangered Mammalia

Amazon River Dolphin

Inia geoffrensis

Conservation Status

Endangered

Mammalia · Cetacea · Iniidae

About

The Amazon river dolphin, also known as the boto, bufeo or pink river dolphin, is a species of toothed whale endemic to South America and is classified in the family Iniidae. Three subspecies are currently recognized: I. g. geoffrensis, I. g. boliviensis and I. g. humboldtiana. The position of the Araguaian river dolphin within the clade is still unclear. The three subspecies are distributed in the Amazon basin, the upper Madeira River in Bolivia, and the Orinoco basin, respectively.

Fun Fact

Amazon river dolphins are pink — the colour intensifies when they're excited — and they have unfused neck vertebrae that let them turn their heads 90 degrees to navigate flooded forests.

Quick Facts

Habitat

Rivers and floodplains

Diet

Piscivore

Lifespan

10-30 years

Threats

  • Wetland Drainage
  • Small Population Size
  • Illegal Wildlife Trade
  • Water Pollution

External Data Sources

Recent sightings on iNaturalist IUCN Red List profile

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