<Tr> <Td> Species: </Td> <Td> G. gorilla </Td> </Tr> <Tr> <Td> Subspecies: </Td> <Td> G. g . diehli </Td> </Tr> <Tr> <Th_colspan="2"> Trinomial name </Th> </Tr> <Tr> <Td_colspan="2"> Gorilla gorilla diehli (Matschie, 1904) </Td> </Tr>

When did the cross river gorilla become endangered