To protect depleted populations of Atlantic herring -- a vital food source for larger fish, whales and other marine life -- Federal authorities consider banning large trawl fishing boats from the inshore Gulf of Maine during summer spawning months.
Investigators claim smugglers have shipped endangered chimpanzees and gorillas from Africa to buyers in the Middle East. They blame governments, airlines and international law enforcement for failing to protect Africa's great apes.
Sportsmen, native communities and conservationists unite in opposing a Canadian company's plan for a huge gold and copper mine in a watershed criticcal for spawning salmon.
Three years after an apparent sighting in an Arkansas swamp of a bird believed extinct for decades, hopeful scientists and volunteers are still searching for it.
U.S. wildlife authorities have reintroduced a rare sub-species of gray wolf in Arizona and New Mexico, but cattle interests, political pressures and poachers have all but doomed the recovery program.
