Scientists in the South China Sea scooped up some muck, sifted through it and found the “rarely encountered” animal. Take a look.

How can you tell two species apart? You would never confuse a human with a chimpanzee, even with their shared ancestry. A manatee could never be mistaken for an elephant, despite their close relation.

Both animals occupy fissures in the coastline’s volcanic rock and forage in the ocean. “How could you not fall in love with these birds?” asked the 78-year-old director of the University of ...