Which term refers to the production and release of milk from the mammary glands?

The answer is: " lactation " .

" Lactation refers to "the production and release of milk from the mammary glands" .

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.