It makes the animals snuggle up together.
Wrigs curled up on the couch after our morning walk.
Minutes later, so did Chum.
After a few more minutes Chum began to snore. It wakes up a groggy Wrigs. He says, "WTF??"
Then he realizes, "It's just my tiny brother with a stuffed up sniffer."
"No big deal. I'll just turn my head this way. Woopsie! I passed a little gas."