PARASITES HAVE EVOLVED TO EXPLOIT OTHER ORGANISMS
FIGURE 11.8 Tapeworms live in the digestive tract of animals, where they siphon off nutrients and energy in the food of their hosts. Mistletoe is a plant that parasitizes other plants such as this poplar tree. Plasmodium is the parasite that causes malaria in many animal species, including humans.
(Juan Gaertner/Shutterstock) (Raimund Linke/Getty Images) (CDC/Steven Glenn, Laboratory Training & Consultation Division)