16,000 endangered species on Red List
Polar bears, hippos and freshwater fish are among more than 16,000 species of animal, bird, fish and plant threatened with global extinction, the World Conservation Union said today.
According to the Swiss-based group, known by its acronym IUCN, the number of species classified as in serious danger of extinction rose from about 15,500 in its previous Red List report, published in 2004.
