Many animals were killed on these dangerous missions.
On the other hand, the fact that we may never have ventured into space, or made hundreds of other discoveries and technological advancements without animal testing presents an interesting dilemma....hmmm.
The image above was to try and represent the idea that they are still caged and imprisoned in order to make it safe for human astronauts to do something that could be considered completely freeing and a privilege...
I've got another image in the works for the underwater exploration counterpart to this image (and by in the works, i mean in my head...) so I'll post that up when it's done obviously.
Over and out.