ARTHROPODS

1
ARTHROPODS
2
General Characteristics

• Insects, Crustaceans, Arachnids,
• Invertebrates
• Have coelum
• Have body segments
• Related to segmented worms
• Jointed appendages
• Allows flexibility and different tasks

3
In Relation to Others
4
Multi-tasking
5
(No Transcript)
6
Exoskeleton

• Hard outer covering
• Functions
• 1) Protection
• 2) Prevent water loss
• 3) Provide support
• 4) Attachment for muscles
• Shed when outgrown (molting)

7
I didnt make up the joke
8
Cockroach molting
9
Reproduction

• Usually Sexual
• Separate male/female sexes
• Some internal fertilization
• Some Asexual
• Unfertilized egg grows into new individual

10
Turn on the Sinatra music
11
(No Transcript)
12
Lobster Life Cycle