Yes, they are!

Selah entertained Judah while I was cooking dinner. She dragged him around the room, stopping periodically to 'feed' him, check his diaper and hand him a toy.

"Here, Judah," she said. "Take a bite."

He opened his mouth, but was bewildered when the pretend bite didn't satisfy. Soon Judah grew weary of the game and began to cry.

"Oh," Selah sighed and planted her hands on her hips. She turned to me and said, "Boy, babies are a lot of work, Mom."

"Yes, they are!" I chimed cheerily from the kitchen. "Yes, they are!"