Discovered in the deep: the sharks that glow in the dark

K itefin sharks (Dalatias licha) have been known about since the 18th century, but it was only in January 2020 that scientists saw them glowing in the dark for the first time.They are not the only bioluminescent sharks  roughly one in 10 species has that ability  but at up to 1.8 metres, kitefins are by far the biggest that have been found.

Read at www.theguardian.com