Qiwei Wei News Today

In 2005, fishers in northern Thailand captured a Mekong giant catfish of gargantuan proportions. Tipping the scales at 293 kilograms (646 pounds), the critically endangered Pangasianodon gigas raised a question in conservation biologist Zeb Hogan’s mind: Is this the biggest freshwater fish ever caught? Posing the question in a public announcement following the find, Hogan […]

Email The Chinese paddlefish and its close relatives have been around for at least 200 million years. The species, reaching up to 23 feet in length, survived unimaginable changes and upheavals, such as the mass extinction that killed the dinosaurs and marine reptiles like plesiosaurs that it swam alongside. In its time, flowering plants evolved, and came to populate the shores of its ancestral home, the Yangtze River, in modern-day China. Much later, bamboo came on the scene, and well after tha...