crop milk

American  

noun

1. a liquid secreted in the crop of certain adult pigeons and fed to their newly hatched young.

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Example Sentences

Or that once their chicks hatch, both parents take turns feeding their young a liquid produced in their digestive tract called “crop milk?”

From Washington Post

A male and female will jointly build a nest, incubate a single large egg and, when the egg hatches, churn out the rich crop milk on which the flamingo chick will feed for nine very long months.

From New York Times

“All of their energy, all their pink pigment, has gone into the crop milk,” Dr. Rose said.

From New York Times

Lactation-like feeding is known elsewhere in the animal kingdom – pigeons and flamingos produce something called “crop milk” from a gland in their neck.

From The Guardian

In the wild, the parents would take turns feeding their chick a nutrient-rich, cheese-like substance known as crop milk, which is generated in the bird’s digestive tract.

From National Geographic