Away from Home are some and I — Bird of Passage

Away from Home are some and I-1
An Emigrant to be
In a Metropolis of Homes
Is easy, possibly-

The Habit of a Foreign Sky 5
We-difficult-acquire
As Children, who remain in Face
The more their Feet retire.
(F.807/J.821)
[1] some and I:: a bird of passage and its companions.
[2] Emigrant:: migrant, bird of passage.
[3, 4] Homes, easy:: it's easy to travel in group.
[5] Foreign Sky:: a hint on the migration of birds.
[7] Children:: young birds. Face:: surface of the land.