Insect External Anatomy

1
Insect External Anatomy

• Three body parts
• Three pairs of legs

2
(No Transcript)
3
Head
4
Mouthparts
Head
5
Types of Mouthparts

• Chewing - grasshoppers, beetles
• Piercing - mosquitoes, aphids
• Sucking - flies, giant water bugs

6
Antennae
Mouthparts
Head
7
Antennae

• Used for touch
• Used for smell

8
Antennae
Eyes (compound)
Eyes (simple)
Mouthparts
Head
9
Eyes

• Compound for sight
• Simple for telling time

10
Thorax
11
Wings (when present)
Thorax
12
Wings (when present)
Thorax
Legs
13
Types of Legs

• Walking - walking stick
• Grasping - preying mantis
• Jumping - fleas, grashoppers
• Digging - mole cricket
• Running - tiger beetle
• Flies use feet to taste!!

14
Abdomen
15
Abdomen
Reproductive parts
16
Spiracles
Abdomen
Reproductive parts