The rewilding of 50 captive-bred spotted softshell turtles has sparked hope among conservationists for the future of the rare and threatened species in Vietnam, a country where softshell turtles are ...

On a spring day in 1978, a fisherman caught a tiger shark in the lagoon surrounding Enewetak Atoll, part of the Marshall Islands in the north Pacific. That shark, along with the remains of a green sea ...