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.
Most higher animals appear to sleep during some portion of the day and/or night. - they are quiet; they rest; they do not move. Scientists have recorded sleep-like EEG patterns in birds, reptiles and mammals, but it is not clear if insects and other invertebrates also sleep.