Some cultures (some nations) cremate their dead. Others bury them. Some bury them in the soil, where they are eaten by soil organisms, some bury them in the sea where they are eaten by fish and some bury them in the air, where they are consumed by scavenging birds:
Relatedly, animals still kill many humans every year:
> Philadelphia, February 28, 2018 -- A new study released in the latest issue of Wilderness & Environmental Medicine shows that animal encounters remain a considerable cause of human harm and death. Researchers analyzed fatalities in the United States from venomous and nonvenomous animals from 2008-2015. They found that while many deaths from animal encounters are potentially avoidable, mortality rates did not decrease from 2008-2015. The animals most commonly responsible for human fatalities are farm animals, insects (hornets, wasps, and bees), and dogs.
Though most of the humans killed this way are not even eaten, which is arguably a waste. One reason is that many of the killer animals are herbivores, particularly cows:
https://en.wikipedia.org/wiki/Tower_of_Silence
Relatedly, animals still kill many humans every year:
> Philadelphia, February 28, 2018 -- A new study released in the latest issue of Wilderness & Environmental Medicine shows that animal encounters remain a considerable cause of human harm and death. Researchers analyzed fatalities in the United States from venomous and nonvenomous animals from 2008-2015. They found that while many deaths from animal encounters are potentially avoidable, mortality rates did not decrease from 2008-2015. The animals most commonly responsible for human fatalities are farm animals, insects (hornets, wasps, and bees), and dogs.
https://www.sciencedaily.com/releases/2018/02/180228112528.h...
Though most of the humans killed this way are not even eaten, which is arguably a waste. One reason is that many of the killer animals are herbivores, particularly cows:
https://www.independent.co.uk/news/uk/home-news/cows-officia...