Invertebrates
Published on Dec 05, 2015
No Description
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PRESENTATION OUTLINE
INVERTEBRATES ARE ANIMALS WITH NO SPINAL COLUMN
ALL THESE BACKGROUND PHOTOS ARE INVERTEBRATES
Photo by NothingToDeclare
ABOUT 90% OF ANIMALS ARE INVERTEBRATES
OH NO! WE ARE OUTNUMBERED BY THE SPINELESS!
Photo by Rob Swatski
INVERTEBRATES ARE DIVIDED INTO 6 CATEGORIES
EACH ONE HAS DIFFERENT CHARACTERISTICS THAN THE OTHER
Photo by Furryscaly
THE FIRST CATEGORY IS SPONGES
SPONGES ARE ONE OF THE MOST SIMPLISTIC INVERTEBRATES
Photo by Gregory Moine
SOME CHARACTERISTICS OF THIS ANIMAL ARE...
- Sponges feed off of micro organisms that filter through their holes
- Sponges grow in reefs on the ocean floor
Photo by betta design
SOME BODY STRUCTURES OF THE SPONGE ARE...
- Instead of a brain they have a nerve net
- They have a hard skeleton made of calcium compounds like our bones
Photo by Gregory Moine
SPONGES ARE CATEGORIZED BY...
- If they are carnivorous (yes, there are carnivorous sponges)
- If they are Filter-feeding
Photo by adamgaston
SOME CHARACTERISTICS OF CNIDARIANS ARE...
- Paralyze prey by stinging them with their tentacles
- Can feel things with their tentacles
Photo by Cente!
SOME BODY STRUCTURES OF CNIDARIANS ARE...
- They have a nerve net (no brain)
- They have tentacles connected to the main body
Photo by mvbennett
SOME CHARACTERISTICS OF WORMS ARE...
- Some live in tunnels underground
- They are parasites, decomposers, and even predators
Photo by NIAID
SOME BODY STRUCTURES OF WORMS ARE...
- 5 hearts
- Some have segmented bodies, others not
- 1-way digestive system
Photo by PKMousie
SOME BODY STRUCTURES OF MOLLUSKS ARE...
- Some have shells
- Some have bodies in 3 segments
- Some have tubed feet
Photo by PKMousie
SOME CHARACTERISTICS OF ARTHROPODS ARE...
- They can fly, swim, crawl, and jump
- They molt their exoskeletons
Photo by 5telios
SOME BODY STRUCTURES OF THE ARTHROPOD ARE...
- They have jointed appendages
- They have segmented bodies
- They have exoskeletons
Photo by Little Boffin (PeterEdin)
SOME CHARACTERISTICS OF ECHINODERMS ARE...
- They live in reefs
- They eat crabs and other crustations
Photo by prilfish
SOME BODY STRUCTURES OF ECHINODERMS ARE...
- They have appendages that reach out from the main body
- They have tubed feet to crawl across the ocean floor
Photo by CybersamX
