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Do any sharks live in rivers, streams or lakes?

March 8, 2017

By Blaise Jones Sharks are incredibly ecologically-flexible animals. They can be found in every sea in the world, ranging from pole to pole. However, there are some places sharks do not frequent. Freshwater lake and […]

Amazonian manatee (Trichechus inunguis)

December 22, 2016

PHYLUM: Chordata CLASS: Mammalia ORDER: Sirenia FAMILY: Trichechidae GENUS: Trichechus SPECIES: inunguis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or BRACKISH: Freshwater HABITAT: Rivers and tributaries of the Amazon Basin. LENGTH (maximum): 9-10 Ft WEIGHT […]

Amazon River Dolphin (Inia geoffrensis) aka Boto

December 20, 2016

PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Iniidae GENUS: Inia SPECIES: geoffrensis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or BRACKISH: Freshwater HABITAT: Orinoco River Basin, Amazon River Basin, and Madeira River system in South […]

Tucuxi (Sotalia fluviatilis)

December 20, 2016

  PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Delphinidae GENUS: Sotalia SPECIES: fluviatilis TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or BRACKISH: Salt and freshwater HABITAT: Rivers, lakes and warm coastal marine waters of South […]

Baikal Seal (Phoca sibirica)

December 19, 2016

  The Baikal Seal belongs to the Phocina group of northern seals, which includes the Ringed Seals (Pusa), the Harbour and Spotted Seals (Phoca), and the Grey Seal (Halichoerus). The radiation of the Phocina group […]

Caspian Seal (Phoca caspica)

December 19, 2016

The Caspian Seal belongs to the Phocina group of northern seals, which includes the Ringed Seals (Pusa), the Harbour and Spotted Seals (Phoca), and the Grey Seal (Halichoerus). The radiation of the Phocina group is […]

Saimaa Seal (Phoca hispida saimensis)

December 18, 2016

Saimaa seals, like other ringed seals, are short and stocky. Both males and females reach about 5 feet (1.5 m) long and 240 pounds (110 kg). Saimaa seals tend to be darker than other ringed […]