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Scientific name: Inia geoffrensis Type of Animal: Mammal, member of the order Artiodactyla (the even-toed ungulates) Animal Family: Iniidae Where Found: Amazon River system, South America Average Length: 3 m (7.6 ft.), male; 2 m (6.6 ft.), female Average Weight: 154 kg (340 lb.), male; 100 kg (220 lb.), femaleFor example, developments in genetics and satellite tagging have recently led scientists to question long-held views on the gray whale population structure in the North Pacific . Taxonomy classifies whales, dolphins and porpoises as the Order of Cetacea (known commonly as cetaceans) and divides this group into two suborders: Mysticeti (baleen ... The Amazon River system as an ecological barrier driving genetic differentiation of the pink dolphin (Inia geoffrensis). Biological Journal of the Linnaen Society 102:812—827. Hrbek, T., V. M. F. da Silva, N. Dutra, W. Gravena, A. R. Martin and I. P. Farias. 2014. A new species of river dolphin from Brazil or: How little do we know our ... 14 Kas 2020 ... river dolphin habitat. These PAs vary widely in terms of their landscape ... Amazon River dolphin, boto - Inia geoffrensis (de · Blainville, 1817) ...Scientific name Conservation status African Elephant: Loxodonta africana: African forest elephant: ... Endangered: Albacore Tuna: Thunnus alalunga: Near Threatened: Amazon River Dolphin: Scientific Name Inia geoffrensis: Amur Leopard: Panthera pardus orientalis: Critically Endangered: Arctic Fox: Vulpes lagopus: Least Concern: Arctic Wolf ...Amazon river dolphins are actually more closely related to oceanic dolphins than to South Asian river dolphins. Isthminia panamensis is an extinct genus and species of river dolphin, living 5.8 to 6.1 million years …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, and has now been adopted as the species' common name.Despite being found in geographic locations similar to those of …Phys­i­cal De­scrip­tion. Inia ge­of­fren­sis is the largest of the river dol­phins, with males achiev­ing a length of up to 2.55 m (av­er­age: 2.32 m) and a mass of up to 207 kg (av­er­age: 154 kg). Fe­males are smaller, get­ting up to 2.18 m (av­er­age: 2.00 m) in length and 154 kg (av­er­age: 100 kg) in mass. The Amazon river dolphin ( Inia geoffrensis ), also known as the boto, bufeo or pink river dolphin, is a species of toothed whale which is native to and is exclusively of South America classified in the family Iniidae. The baiji ( Chinese: 白鱀豚; pinyin: báijìtún; IPA: [pǎɪtɕîtʰwə̌n] ⓘ; Lipotes vexillifer, Lipotes meaning "left behind" and vexillifer "flag bearer") is a possibly extinct species of freshwater dolphin native to the Yangtze river system in China. It is thought to be the first dolphin species driven to extinction due to the ...Weight. 155 - 245 pounds. Length. 8.2 ft. Indus river dolphins are believed to have originated in the ancient Tethys Sea. When the sea dried up approximately 50 million years ago, the dolphins were forced to adapt to its only remaining habitat—rivers. Today, they can only be found in the lower parts of the Indus River in Pakistan and in River ...Interesting Amazon River Dolphin Facts. 1. They're the largest river dolphin species in the world. Males are larger than female Amazon river dolphins and can grow up to 2.5m (8.2ft) in length and weigh as much as 185kg (408lb). This is actually unique among river dolphin species, where females are generally larger than males.The La Plata dolphin, franciscana or toninha (Pontoporia blainvillei) is a species of river dolphin found in coastal Atlantic waters of southeastern South America. It is a member of the Inioidea group and the only one that lives in the ocean and saltwater estuaries, rather than inhabiting exclusively freshwater systems.Commercialized areas that create …The Amazon River system as an ecological barrier driving genetic differentiation of the pink dolphin (Inia geoffrensis). Biological Journal of the Linnaen Society 102:812—827. Hrbek, T., V. M. F. da Silva, N. Dutra, W. Gravena, A. R. Martin and I. P. Farias. 2014. A new species of river dolphin from Brazil or: How little do we know our ...The scientific name of the baiji is Lipotes vexillifer. Lipotes is Latin meaning left behind, ... • Amazon River dolphin • Araguaian River dolphin • Bolivian River dolphin • La Plata River dolphin. The baiji is Critically Endangered. Scientists disagree on how many are left in existence. Some scientists believe there may be 10 or fewer ...The Amazon river dolphin (Inia geoffrensis) was first officially described by Henri Marie Ducrotay de Blainville in the early 19th Century and was given the scientific name Inia geoffrensis.However, it is commonly referred to as simply the boto. This species exhibits clear sexual dimorphism with adult males reaching lengths of nearly 2.5 meters (8.2 feet) …threat impact. Hunting is a major threat, but in recent decades the impact on populations from habitat loss and inadvertent tangling of fishing lines has become ...Does the Amazon River dolphin have any predators? Nope.. they're apex predators, ...Size: 1.5 - 3 m. Weight: 98 kg - 185 kg. Habitat: Freshwater rivers, lakes and flooded forests. Range: Amazon and Orinoco river basins. Scientific name: Inia geoffrensis. Curious and clever, Amazon river dolphins use echolocation to hunt for prey in the murky waters of the Amazon and Orinoco river basins.Scientific Names There are 43 extant species of dolphin ... Amazon river dolphin, Inia geoffrensis; Araguaian river dolphin, Inia araguaiaensis; Bolivian river dolphin,Inia boliviensis; Tucuxi, Sotalia fluviatilis; Evolution Dolphins are hippos’ distant relatives, having separated fully from them about 40 million years ago

Size: 1.5 - 3 m. Weight: 98 kg - 185 kg. Habitat: Freshwater rivers, lakes and flooded forests. Range: Amazon and Orinoco river basins. Scientific name: Inia geoffrensis. Curious and clever, Amazon river dolphins use echolocation to hunt for prey in the murky waters of the Amazon and Orinoco river basins.The Atlantic humpback dolphin is now "critically endangered." The list of endangered animals in Africa now has a new addition: the rare Atlantic humpback dolphin. The declining known populations of the rare dolphins which are named after th...What happened? By late September 2023, the carcasses of at least 120 Amazon river dolphins had been found floating in Lake Tefé, a tributary of the Amazon …Amazonian manatee. The 2019 fires in the Amazon rainforest threaten one-tenth of the known species on Earth. Stacker used the International Union for Conservation of Nature (IUCN) Red List to highlight 50 endangered species from this region that have been put at risk by this past summer's crisis.The La Plata dolphin, franciscana or toninha (Pontoporia blainvillei) is a species of river dolphin found in coastal Atlantic waters of southeastern South America. It is a member of the Inioidea group and the only one that lives in the ocean and saltwater estuaries, rather than inhabiting exclusively freshwater systems.Commercialized areas that create …

The Tucuxi is the smaller, gray counterpart to the Amazon River dolphin. The freshwater species is found throughout the Amazon and Orinoco river basins, and are believed to be guardians of rivers and symbols of good luck for their ability to navigate rocky and shallow sections of river, which guides people through safe routes.The Tucuxi travels in groups and, unlike the Amazon River dolphin ...Population. 1000-1800. Scientific Name. Neophocaena asiaeorientalis ssp. asiaeorientalis. Length. 6.2 feet. Habitats. Lakes & Rivers. The Yangtze River, the longest river in Asia, used to be one of the only two rivers in the world that was home to two different species of dolphin—the Yangtze finless porpoise and the Baiji dolphin.…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Common name Scientific name Conservation status African . Possible cause: The Amazon river dolphin is a unique freshwater species found only in t.