nocturnal it means they sleep during the day and hunt and eat during the night.
(they; hunt; ) (they; eat; T:during the night) (it; means; they sleep during the day and hunt and eat during the night) Context(it means,List([10, 18))):(they; sleep; T:during the day)
it means,List([10, 18))
they they it they
hunt eat means sleep
T:during the night
they sleep during the day and hunt and eat during the night
T:during the day