Complex sentence: Some species have been introduced outside their native range and are considered invasive because of their voracious appetite for plants; consequently imports involving this genus is restriced in some regions (including the United States) and entirely banned in others (including the EU).
Split into simpler sentences: Some species have been introduced outside their native range and are considered invasive because of their voracious appetite for plants. Because of this, imports involving this genus are restriced in some regions (including the United States) and are entirely banned in others (including the EU).