Giant river otters listed as threatened migratory species at UN Convention in March 2026. The species, endemic to South American tropical rivers, once ranged across 9 million square kilometers from Venezuela to Argentina.
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Conservation Wins Conservation Wins Planet
Giant otters, river sentinels, now listed as threatened migratory species
Pteronura Brasiliensis (Giant River Otter) Species name
9,021,590 Square Kilometers Historic territory
Venezuela To Argentina, East Of Andes Geographic range
Listed As Threatened Migratory Species Conservation action
Venezuela To Argentina geographic extent