Transcript 8TH_GRADE_files/Unit 15

Unit 15
Entomology
Insect Orders
• Animals are classified by structure and characteristics
• All insects belong to the Class Insecta
• Insects are divided into 26 Orders
• Species is the most detailed classification
Beneficial and Harmful Insects
Beneficial
• Ladybug eat aphids
• Bees spread pollen
• Carpenter ants create a
natural fertilizer
Harmful
• Aphids suck plant juices
• Termites damage wood
• Insecticides can be used
to control harmful insects
Insect Parts
Head
Thorax
Abdomen
Eyes
Wings
Digestive system
Mouthparts
Legs
Reproductive system
Antennae
Stinger (if present)
Life Cycle
Insect Collection
• Learn how insects look,
where they live and
what they do
• Collection Process
– Captured
– Killed
– Pinned
• Insects should be stored
in a container to protect
them