This story takes place many hundreds of years ago, when animals could talk and all creatures lived in harmony.
Their ruler was the Great Opossum, who had clever, nimble paws and a fine furry tail. He knew many things, including the secret of turning the sap of the agave plant into a delicious drink called pulque.
He shared this treat at a big party, and all the animals of the world were invited.
The buffalo came, and the elk, and the lynx and the prairie dogs. Last of all came the humans, who at that time did not rule the Earth, but lived in nature like all the other animals.
On that day, the Great Opossum noticed that the humans looked ill.
“Why are you sniffing and sneezing?” the animal…