I hope they burned them up when they were done.
However, in an extremely unsettling twist, the bears were euthanized so their bodies could be examined after the ejection tests.
from the previously cited article.
Nothing like a happy ending!
The bear was ejected from the plane at 35,000 feet above Edwards Air Force Base at a speed of Mach 1.3. It took nearly eight minutes for the capsule containing the bear to reach the ground safely.
Except for the "reaching the ground safely" part, that sounds like a good way to get rid of some ursine filth.