Each piece of baggage in excess of the free baggage allowance specified above that is not in excess of 62 inches (L+W+H) and 50 lbs. or less will be accepted for a charge of $75.00 per item one-way.
Best Answer: The standard is 10 to 12 hours a night. This is normally what birds sleep...seasonally a little more or less, depending on daylight hours. Most birds sleep when it is dark. In the wild, dark means danger.
The daily duration of sleep varies, usually 12â16 hours, with 13â14 being the average. Some cats can sleep as much as 20 hours in a 24-hour period. The term  cat nap  for a short rest refers to the cat's tendency to fall asleep (lightly) for a brief period.