Assertion: pigeon's food | /r/Synonym | crop milk
Facets:
Source sentences:
text: The hatchlings are fed by both parents on a special food called 'crop milk' for the first 4 or 5 days, and then the crop milk becomes mixed with more solid food.
text: The hatchlings are fed by both parents on a special food called 'crop milk' for the first 4 or 5 days, and then the crop milk becomes mixed with more solid food.