Original: The way in which puggles imbibe the milk is not yet known, but they have been observed ingesting large amounts during each feeding period, since mothers may leave them unattended in the burrow for between five and ten days.
Simplified: The way in which puggles drink the milk is not yet known, but they have been observed drinking large amounts during each feeding period, since mothers may leave them unattended in the burrow for between five and ten days.