Sure, there _are_, but also don't underestimate humans...
> Nine young backpackers were rushed to hospital in the west Australian city of Perth after snorting a drug they mistook for cocaine. Three remain in critical condition after *ingesting the mystery white powder which arrived in the post addressed to someone else*
> The bystander states that the older man is a “death with dignity” patient who invited loved ones to be present while he consumed the [Medical Aid in Dying] medication. After his first swallow, he remarked, “Man that burns!” The younger man said, “Let me see,” and then also took a swallow.
It's been nine days, and I've been thinking sporadically about your comment. The two links you provided are great to make your point. Specially the second.
> She remarks that the older man “should be dead” and the younger one “should be alive.”
There are other animals humans can observe instead of impulsively risking their lives.