TOKYO: Japanese researchers have collected eel eggs from the wild for the first time ever, shedding light on the mystery surrounding the spawning habits of the fish. Experts say the new discoveries about how and where eels lay their eggs could help pave the way for new techniques to farm a creature that Greek philosopher Aristotle believed emerged spontaneously from mud. The team believes the latest collection of eggs will be bring about a breakthrough in developing eel farming technology and facilitate conservation efforts, it said.