AG-ASB- 17 f, g How do parasites develop? Parasite Development AG-ASB- 17 f, g How do parasites develop?
The four stages of metamorphosis Egg-enclosed in shell Larvae-worm-like stage Pupae-intermediate stage between larvae and adult Adult-mature stage in which eggs are laid
Types of parasites Internal parasite- lives within the animal’s body External parasite- lives outside the animal’s body usually on skin
Three major groups of internal parasites Roundworms Tapeworms Flukes
Difference between roundworms and segmented worms Roundworms live in the stomach. Segmented worms have distinct body segments and live in the small intestine of the host
The major external parasites Ticks Lice Heel flies
Assignment Research the life cycle for each of the 8 parasites you already looked up Describe each stage of the life cycle Find pictures of each stage (no less than larva and adult; try to find eggs and pupa) Which stage is the most harmful to the animal/host? Why?