Migration is a mechanism allowing birds to adapt to changes in the environment by moving from one place to another.
(Migration; is; a mechanism allowing birds to adapt to changes in the environment by moving from one place to another) (a mechanism; allowing; birds to adapt to changes in the environment by moving from one place to another) Context(a mechanism allowing,List([13, 33))):(birds; to adapt; to changes in the environment)
a mechanism allowing,List([13, 33))
Migration a mechanism birds
is allowing to adapt
a mechanism allowing birds to adapt to changes in the environment by moving from one place to another
birds to adapt to changes in the environment by moving from one place to another
to changes in the environment