What is the 3,000-year-old secret that eels kept for so long (Hint: It even puzzeled Aristotle)

For millennia, the reproduction of European eels remained an enigma, baffling thinkers from Aristotle to Freud. Danish scientist Johannes Schmidt finally pinpointed the Sargasso Sea as their breeding ground in the 1920s, a theory confirmed by modern tracking. Understanding this ancient mystery is now crucial for the critically endangered eels' conservation.

What is the 3,000-year-old secret that eels kept for so long (Hint: It even puzzeled Aristotle)
For millennia, the reproduction of European eels remained an enigma, baffling thinkers from Aristotle to Freud. Danish scientist Johannes Schmidt finally pinpointed the Sargasso Sea as their breeding ground in the 1920s, a theory confirmed by modern tracking. Understanding this ancient mystery is now crucial for the critically endangered eels' conservation.