The other type of cacti are jungle cacti, and they do need humidity. These plants are more succulent-looking, and lack real spines, similar to 'Christmas' cactus. If this is the type you have, they like a bit more water, and during spring and summer, water plentifully to keep the potting mixture thoroughly moist.
There are about 3-4 million animaks euthanized each year by shelters. There actually are about 4-6 million animals euthanized in shelters in America each year. The above are just estimates. Shelters don't always keep accurate records, and no thorough surveys have been done. No one knows the real numbers.
Around 35 percent of dogs and 37 percent of cats that enter shelters each year are adopted, and around 31 percent of dogs and 41 percent of cats that enter shelters each year are euthanized.In the United States, there are an estimated 70 to 80 million dogs and 74 to 96 million cats living with owners.