Learning how and why they fly, about their feathers, what they eat and how their beaks determine their diet, how they build nests and how to identify many specific birds are just some of the activities.
(they; to identify; ) (many specific birds; are; just some of the activities) (they; eat; ) (their beaks; determine; their diet) (they; build; nests)
they many specific birds they their beaks they
to identify are eat determine build
just some of the activities
their diet
nests