For example, stygobiont diving beetles (Dytiscidae) breath at the water surface while stygobiont crustaceans in the same system respire within the water; so the crustaceans, but not beetles, could potentially disperse through subterranean water lacking contact with the air. Conversely, stygobiont species, typically long-lived and lacking resting stages, are dependent on the permanent presence of groundwater.

To these [compounds] belong native gold, alloys of gold and silver, and the argentiferous gold, or auriferous silver, obtained from the assayings of auriferous minerals and ores.

Although each [river] restoration is unique, the genesis of most projects appears to center on a singular sort of individual that I have come to call the instigator. Instigators are typically average Americans, quite often from a background that we would not consider a position of power. They are housewives, students, small business people, retired persons, or a local politician or government administrator.

And I was snorting scag while other kids played tag