The snake rubbed her head against his hand like a cat.  Patty picked up Abby and said, "Just as I thought.  Honey Bun, why didn't you tell me?"- then explained, as she started to change diapers, "She tells me at once if one of them gets tangled up, or needs help, or anything, since she can't do much for them herself - no hands - except nudge them back if they try to crawl out and might fall.  But she just can't seem to grok that a wet baby ought to be changed - Honey Bun doesn't see anything wrong about that.  And neither does Abby."