Ravenous (adj) – very hungry
definition from Merriam-Webster (http://www.merriam-webster.com/dictionary/ravenous)
From The Shawl by Cynthia Ozick (paragraph 1)
There was not enough milk; sometimes Magda sucked air; then she screamed. Stella was ravenous
Stella was extremely hungry and had not enough milk for Magda