STEP Hebrew Lexicon: רָמַשׂ

1) to creep, move lightly, move about, walk on all fours

1a) (Qal)

1a1) to creep, teem (of all creeping things)

1a2) to creep (of animals)

1a3) to move lightly, glide about (of water animals)

1a4) to move about (of all land animals generally)