Examining global invaders that can destroy food supplies, including the Army Worm, Asian Citrus Psyllid, Cane Toad, locusts, mice and feral hogs.

Species that can destroy food supplies underwater include the lionfish, giant Nile Perch, Asian Carp, blue green algae, Red Tide algal bloom and jellyfish.

The Asian Long Horned Beetle has killed billions of trees across Midwest America

Bed bugs feed exclusively on blood and Toronto ranked as the most infested city