According to World Conservation Union research, 39 percent of extinctions are caused by the introduction of a non native plant or animal into a habitat, 36 are caused by habitat destruction, and 23 percent by hunting or deliberate extermination.
(36; are caused; by habitat destruction) Context(36 are caused,List([153, 166))):(39 percent of extinctions; are caused; by the introduction of a non native plant or animal into a habitat)
36 are caused,List([153, 166))
36 39 percent of extinctions
are caused are caused
by habitat destruction
by the introduction of a non native plant or animal into a habitat