Which of these is not a reason that species become extinct
because of the habitat!
The factors that generally cause mass extinction are changes in the natural ecosystem of the species. This may make it difficult for the species to reproduce and to stay alive.
I know sick duhh
What? extinction is the total annihilation of a species. In terms of humans, if there were no males or females left to reproduce with, that would ultimately cause our extinction.
Is extinction the word you're looking for ?
Climate change, people slaughtering too many of the species, lack of food, ect.
Bengal Tigers are not in fact extinct, though three sub species are. The cause of the extinction of these three sub species are over hunting, and habitat destruction. The same goes for the Endangering of the other six sub species still alive today. http://en.wikipedia.org/wiki/Tigers
save a species from extinction.
Examples are: deforestation, pollution (air, waters, soils), destroying of Black Sea beaches, floods, landslides, extinction of plant and animal species etc.
A cockroach
extinction of one speciesextinctionof one speciesExtinction of one species