Eating in the Extreme

Noun feeling of craving something
Our appetite for salt is programmed into our brains. Now scientists believe that cocaine and heroin are particularly addictive in part because they usurp that programming.
Verb eat or drink up
consume
Tea is India's most popular drink, consuming 837,000 tons of it every year. The ritual of drinking chai transcends all boundaries, and roadsides are dotted with chai wallahs who serve it boiled up with spices, sugar and milk.
Verb eat (food or prey) hungrily or quickly
Fossil hunters from Europe have discovered one of the largest predators ever to have lived: a whale that could devour other whales, with a mouth 9 ft (2.7 m) long and 7 ft (2.1 m) wide.
Adjective given to excess in consumption of especially food or drink
Is competitive eating disgusting and gluttonous or a sport no different than anything else we compete at. No matter what side you take, watching competitors consume massive amounts of food at blazing speeds is remarkable.
Verb use up in large amounts
Indian officials are blaming the blackouts, which have left a tenth of the world's population without power, on "energy-hungry states guzzling more than their allotted power" and crashing the grid.
Verb take up with the tongue
lap up
Anteaters are edentate animals. They make up for their lack of teeth with an extremely long tongue which they use to lap up the 35,000 insects they consume whole each day.
Noun chemical processes by which a plant or an animal uses food, water, etc., to live
With wings that beat up to 200 times a second, hummingbirds are able to hover, fly backwards, and even upside down. With a metabolism set on overdive, they consume more than half their body weight in nectar each day.
Verb fill to satisfaction
The lengths, and heights, that goats will go to to sate their appetite for salt might flummox the average witness and make mountain climbers jealous.
Verb cause or allow food or drink to pass down the throat
Anacondas squeeze until the animal dies of asphyxiation. Stretchy ligaments in their jaw allow them to swallow their prey whole.
Adverb eagerly gobbling up great quantities of food
Farmers love ladybugs for their appetite. They voraciously consume plant-eating insects, such as aphids, and in doing so help protect the crops.