On a summer morning, marine biologist Ray Grizzle reaches into the waters of the Bronx River estuary and pulls up an oyster. The 2-year-old female is "good and healthy."

Early on April 17, while most Thais were recovering from their traditional Songkran celebrations, a baby elephant was born in a wilderness reserve in central Thailand.

Despite his tireless work over the past few years to help the Yangtze finless porpoise survive,Xu Yaping is still pessimistic about the fate of the endangered species.

A rare white buffalo found dead in Texas died from a bacterial infection and wasn't killed and mutilated, as its owner suspected, authorities said Tuesday.

It looks like any sawmill in the forest — piles of cherry, walnut and oak tree trunks stacked high, trucks rumbling in and out, workers operating a saw. There's one…

Climate change has triggered more floods in China and challenged drainage systems in big cities, experts say.

A conservationist says seven of the world's rarest rhinoceroses were photographed at a national park in Indonesia. It is the first sighting there in 26 years.

A 20-year-old giant panda has given birth at the San Diego Zoo, and it's a record.

Police in central Vietnam say they have found the carcasses of two endangered wild tigers in the trunk of a car that was stopped for speeding.

More than 30 captive red and sika deer were released yesterday into the wild in Northeast China's Wangqing Nature Reserve, in a bid to re-establish the food chain for wild…