Weighing over 13 million pounds and covering more than 100 acres in Utah, this is the largest living organism on Earth - it's ...

Researchers have observed orcas in the Gulf of California using collaborative techniques to hunt whale sharks by targeting their less protected areas. This specialized behavior suggests an ...

Six critically endangered Mekong giant catfish—one of the largest and rarest freshwater fish in the world—were caught and ...

Six giant Mekong catfish were caught in the span of a week in Cambodia recently, suggesting a potential revival of the critically endangered species.

SIEM REAP, Cambodia -- The pier of Kampong Chhnang, a fishing community north of Phnom Penh, was alive at 7 a.m. with the ...

Analysis - Compared with Africa's other big animals, hippos have been relatively neglected in scientific research. Partly, this is because they're hard to study and dangerous to encounter.

Aging gracefully comes naturally to these creatures, which can live for hundreds, and sometimes even thousands, of years ...