The vet denies he killed the animal.
Australian botanist and ecologist David Goodall's procedure took place today.
The crowdfunder for David Goodall's final journey exceeded its target, raising more than 20,000 Australian dollars ($15,000).
The death pod is the vision of euthanasia activist Dr. Philip Nitschke and Dutch engineer Alexander Bannink.
Marieke Vervoort has a degenerative spinal condition.
Membership figures for right-to-die organisations in Switzerland have reached the tens of thousands.
A new study reveals how many Dutch physicians would consider helping people die to end their nonphysical suffering, such as psychiatric diseases, dementia or being "tired of living."
"This is playing with life," Francis said. "Beware, because this is a sin against the creator."
Five states have legalized physician-assisted suicide. Is it time for more?
Belgian lawmakers are set to let children decide whether they should die for their own good.