X1011600893-00203-53547</DOCNO> UK Wild - Frog-spawn - Tadpoles TADPOLES It takes between 12 to 14 weeks for tadpoles to change into frogs in a process known as metamorphosis .
(tadpoles; to change; into frogs; T:in a process) (a process; known; as metamorphosis)
tadpoles a process
to change known
into frogs T:in a process
as metamorphosis