pocket mouse: any of various small nocturnal burrowing desert rodents with cheek pouches and long hind legs and tail
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
trailing four o'clock: trailing plant having crowded clusters of 3 brilliant deep pink flowers resembling a single flower blooming near the ground; found in dry gravelly or sandy soil; southwestern United States and Mexico