She didn't begin on it with any enthusiasm.

She stuck her bill higher, stretched her neck longer, and she looked so funny when she did it, that we just shrieked.

Then Leon reached over, took her by the bill, and stripped her neck to help her swallow, and as soon as he let go, she began to eat again.
"You see!" said Leon, "she's been starved.

She can't get enough.

I must help her!" So he did help her every little bit.