How to help dogs and cats manage separation anxiety when their humans return to work

When one of my co-workers found out about a tiny, orphaned kitten that needed a home a few months ago, he didn’t hesitate to adopt it. He says his new companion helped make the months of COVID-19 isolation at home much less stressful.
He is not alone. Animal shelters and breeders across the country have reported record numbers of dog and cat adoptions in recent months.
But after my co-worker returned to work, he says his adorable kitten started urinating on the kitchen counter while he was away.