Assertion: echidna's baby | /r/CapableOf | get nourishment
Facets:
value: from breast milk
type: OTHER
Source sentences:
text: Instead of having a womb lined with a placenta that the egg attaches itself to and gains nourishment from, marsupials have no placenta and the baby must leave the womb, while still in a nearly embryonic state, to get nourishment from breast milk.