claim: Yemen comes after one other country in terms of size on the Arabian peninsula.
evidence: Jacksonena delicata is a species of air-breathing land snails , terrestrial pulmonate gastropod mollusks in the family Camaenidae .. Camaenidae. Camaenidae. Jacksonena. Jacksonena. species. species. terrestrial. terrestrial animal. pulmonate. pulmonate. gastropod. gastropod. This species is endemic to Australia .. species. species. endemic. Endemism. Australia. Australia