Each stage in the tick's life cycle must have a blood meal for the tick to mature into an adult and lay eggs for the next generation.
(Each stage in the tick's life cycle; must have; a blood meal for the tick) (Each stage in the tick's life cycle; lay; eggs; for the next generation)
Each stage in the tick's life cycle Each stage in the tick's life cycle
must have lay
a blood meal for the tick
eggs for the next generation