northern white rhino
Sudan, the last male northern white rhino is dead at the age of 45. Now, only two females remain on the planet.
It's a difficult and dangerous business.
Poaching of African rhinos has increased for the sixth year in a row.
Now there are just three left on the planet.
A rhino's death in the Czech Republic leaves the species on the "brink of extinction."
In a January interview, Simor Irungu, a ranger who guards Sudan and other rhinos at Ol Pejeta, explained just how perilous
H/t The Guardian Suni after arriving at Ol Pejeta in 2009. Suni was the first northern white rhino ever to be born in captivity