Hydroids have a complex life cycle -- a sexual reproduction stage involving medusae or is medusoid in character, and an asexual reproduction stage, often colonial, involving asexual budding.
(Hydroids; have; a complex life cycle) (a sexual reproduction stage; involving; medusae) (Hydroids; is medusoid; L:in character) (an asexual reproduction stage, often colonial; involving; asexual budding)
Hydroids a sexual reproduction stage Hydroids an asexual reproduction stage, often colonial
have involving is medusoid involving
a complex life cycle
medusae
L:in character
asexual budding