The black caiman is one of the Amazon’s apex predators, a stealthy hunter that preys on mammals using ambush tactics and ...

Humans have hunted the Giant River Otter, contaminated its waterways, taken its food supplies and destroyed its nesting grounds. Today a new refuge for the world's largest otter faces a further ...

“Ecotourism can be a doubleedged sword,” she tells me the day before we are to set out. “It can help conservation or disrupt it.” With a footprint that is often bigger than a human hand, the giant ...

The giant otter (Pteronura brasiliensis) is an endangered species, according to the International Union for Conservation of Nature (IUCN). A recently published report authored by more than 50 ...

A family of giant river otters was released into the Iberá National Park in northeast Argentina on July 1. The endangered species, with no known breeding populations in Argentina over the past 40 ...

A second giant otter, Romo, has died at the Roger Williams Park Zoo just days after the death of his brother, Fernando. Romo, who was nearly 14, was euthanized after an exam revealed his cancer had ...

1. Otter ecology and its background -- 2. Pen pictures. Thirteen otters of the world : some natural history -- Europe -- Common or Eurasian otter, Lutra lutra -- North America -- River otter, or North ...

Waldemarin looks for the cream-colored markings on its neck that are as individual as a human’s fingerprints, but before she can make an identification, the giant otter ducks, dives and disappears.