Q: Why does the Night Mail snort noisily?
The Night Mail behaves in a haughty way. Perhaps she does not like the grass bending its head down. She expresses this anger by emitting heavy Sound like that of snorting.
Q: How do the birds react as the Night Mail moves on?
During winter season the birds feel sleepy as they do not see any visitor for many days. As the train approaches with its hooting sound, the birds wake up and look towards the train.