How did the Egyptians still have livestock during the plague of hail if all their animals had died in the plague of pestilence?

This source-based Torah study examines the question: How did the Egyptians still have livestock during the plague of hail if all their animals had died in the plague of pestilence? The canonical Hebrew discussion develops the issue through the weekly Torah portion and the sources cited there, preserving the distinctions, tensions, and practical implications of the original text. This localized discovery layer does not add any new halakhic, medical, legal, scientific, historical, theological, or empirical ruling or claim beyond the canonical Hebrew source.