Humane Society of the United States Humane Society of the United States

Macaques are social animals, whether in a group enclosure like this one at the Gelsenkircen zoo in western Germany, or in the wild. But many research monkeys are still housed in separate cages. Patrik Stollarz/AFP/Getty Images hide caption

toggle caption
Patrik Stollarz/AFP/Getty Images

Scientists Push To House More Lab Monkeys In Pairs

  • Download
  • <iframe src="https://www.npr.org/player/embed/546922313/558390611" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Trainers (from left) Joe Sanchez, Brian Faulkner and Kelly Aldrich work with orcas Trua (front to back) Kayla and Nalani during the "Believe" show in Shamu Stadium at the Aquatica by SeaWorld theme park in Orlando, Fla., in 2011. Phelan M. Ebenhack/AP hide caption

toggle caption
Phelan M. Ebenhack/AP

SeaWorld Agrees To End Captive Breeding Of Killer Whales

  • Download
  • <iframe src="https://www.npr.org/player/embed/470720804/470779159" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A screen grab from an undercover video released by the Humane Society of the U.S. shows a pig in a gestation crate at Iron Maiden Farms in Owensboro, Ky. Courtesy of The Humane Society of The United States hide caption

toggle caption
Courtesy of The Humane Society of The United States