PLEASE PLEASE PLEASE HELP ME!!!!!!! THIS IS MY LAST QUESTION ON MY TEST AND I JUST WANNA BE DONE ALREADY!!!!!!!!!!!!!!!
The Sikhote-Alin Mountains and the Siberian tigers that live on them are separated from other tiger populations. The mountains are a barrier which are an example of a... *
-mass extirpation.
-invasive species.
-mass extinction.
-habitat fragmentation.