In Psalm 42:1, what animal pants for streams of water?

Answer: A deer

"As the deer pants for streams of water, so my soul longs after You, O God." (KJV: "hart," a male deer.)

“For the choirmaster. A Maskil of the sons of Korah. As the deer pants for streams of water, so my soul longs after You, O God.”— Psalm 42:1 (BSB)