MAY 31, 2018 AT 04:44 AM
4. One of the last living
This is a cochito – a rare, cute sea animal living near the Californian coast. There are no more than 12 adult cochitos left in the wild.
5. The death of a species
This picture shows the last minutes of a northern white rhinoceros. He was the last male, and was unsuccessful in breeding in order to save the species.