Complex sentence: In botany, a vespertine flower is one which opens or blooms in the evening, while in zoology, it describes a creature that becomes active in the evening, such as bats and owls.
Split into simpler sentences: In botany, a vespertine flower is one which opens or blooms in the evening. In zoology, the term is used for a creature that becomes active in the evening, such as bats and owls.