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Amazon river dolphin feeding. The diet of the Amazon river dolphin is the most diverse of the toothed whales. It consists of at least 53 different species of fish, grouped in 19 families. The prey size is between 5 and 80 centimetres (2.0 and 31.5 in), with an average of 20 centimetres (7.9 in).
The tucuxi (Sotalia fluviatilis), alternatively known in Peru bufeo gris or bufeo negro, is a species of freshwater dolphin found in the rivers of the Amazon basin.The word tucuxi is derived from the Tupi language word tuchuchi-ana, [citation needed] and has now been adopted as the species' common name.
Chesapeake was the first dolphin born at the aquarium in 1992 and is the oldest of the colony. [26] In June 2016, the National Aquarium announced plans to construct a sanctuary in Florida or the Caribbean for its colony of bottlenose dolphins. The new sanctuary would be roughly between 50 and 100 times the size of the current dolphin exhibit ...
Marmontel said most of the dolphins that perished last year were in Lake Tefé, a 45-km-wide (27-mile) expanse of water where the dolphins like to be located, just off the Solimoes River.
River dolphins feed primarily on fish. Male river dolphins typically mate with multiple females every year, but females only mate every two to three years. Calves are typically born in the spring and summer months and females bear all the responsibility for raising them. River dolphins produce a variety of vocalizations, usually in the form of ...
Bones from an Amazon pink river dolphin are embedded in dried mud along the banks of Lake Tefé in Tefe, Brazil, on Oct. 31, 2023. More than 200 river dolphins died in the 2023 drought that sent ...
Underwater infrared cameras film scavenging candiru and an electric eel hunting. As the first rains arrive, a cormorant flock feeds quickly to take advantage before the fish begin to disperse. Black vultures get an easy meal as fish killed by oxygen-starved water wash up on the river banks. In the rainy season, water levels along the Amazon can ...
Pebanista is an extinct genus of platanistid "river dolphin" that lived during the Early to Middle Miocene in Peru.As a member of the Platanistidae, Pebanista is most closely related to the extant Ganges and Indus river dolphins (Platanista) of South Asia and shares no close relation to the modern Amazon river dolphin (Inia geoffrensis) that inhabits the same region today.