Keren Nazareth is living her dream. Growing up in Gujarat—a state in western India—her first pet was a street dog, and all her subsequent pets have been street dogs or adopted from litters that would have ended up on the streets. Now, as senior director of the street dog program for Humane Society...

WASHINGTON— In a long-awaited victory for sharks across the globe, the Shark Fin Sales Elimination Act passed the U.S. Senate Thursday night by a vote of 83-11 as part of the National Defense Authorization Act (H.R. 7776). This critical measure prohibits the commercial trade of shark fins and...

Flying back and forth over Cape Cod Bay, a survey plane spotted a half dozen of the world’s rarest creatures: North Atlantic right whales. Such sightings are good news. The species hovers near extinction—by one estimate, fewer than 360 remain. Each time researchers locate a whale, they take pictures...