The Life of an Arthropod
Virtual Dissection Lab
Arthropoda
Objectives!
Background Info!
Predators
Crayfish are eaten by raccoon, red fox, muskrat, bluegill, Virginia opossum,etc.
Habitat
Crayfish are found in any freshwater areas, but they are found primarily in rivers and brooks.
Adaptations
Prey
Crayfish feed on yellow pond lily, wood frog, eastern dobsonfly, american toad, earthworm, spring peeper, spotted salamander, green darner, bullfrog, clouded sulphu, etc.
Taxonomy
Cray Fish
Kingdom: AnimaliaPhylum: Arthropoda
Class: Crustacea
Order: Decapoda
Family: Asatcoidea
Grasshopper
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Orthoptera
Evolutionary relationships of Arthropods
Arthropod Dissection
External Anatomy
Internal Anatomy
Respiratory System in Detail
Respiratory System
Symbiotic Relationships
TRophic level
Population dynamics
Humans Impacts on Arthropods
evolution
environmental responses
Facts about arthropods you Probably did Not Know!
- Grasshoppers have special types of grass they prefer
- crayfish can live up to 2 years in captivity
- some grasshoppers spit a brown substance as a defense mechanism
- a hydrogeologist is one who studies crayfish
- prior to molting, grasshoppers become nearly inactive and don't eat
- there is a cray fish called the "dwarf crayfish" it is EXTREMELY small
Map of cRAYFish Locations
My Experience
Even though we didn't hands-on dissect the arthropods, looking at the pictures allowed me to clearly see the external and internal anatomy and differentiate between grasshoppers and crayfish. It was very exciting and I learned much about arthropods's organs and their functions.
Below are some pictures from the diagrams we studied in class: