Their message was so vague as to appeal to all and [каждого, вся] .

sundry

Info: The phrase "all and sundry" is an idiom.

Traces of [экскрементов] were still to be seen in the prison cell.

excrement feces faeces

Info: "Dung" is from animals.

Every dusk, the bats surged out of the [пещер-] opening.

cavern grotto cave

Info: Grottoes (or grottos) tend to be by the seashore.