1. The chart maps the liveliest to the idlest creatures to reveal that Little brown bats are most lethargic, sleeping for around 19.5 hours a day.
    图表展示了从最活泼的动物到最懒惰的动物，其中小型棕蝙蝠是最嗜睡的，一天大概睡19.5小时。