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Invertebrates

Delve into the world of invertebrates with this guide covering sponges, jellyfish, worms, and more. Learn about their unique traits, habitats, and behaviors in oceans and land. Discover fascinating facts about these spineless creatures.

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Invertebrates

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  1. Invertebrates Biology 7th Grade

  2. Sponges • No mouth, stomachs, or other organs • Most live in oceans • Cannot move • They stink a lot

  3. Invertebrates with Stinging Cells • They have tentacles • They have a mouth • They live on the ocean floor • They shoot poisonous darts jellyfish Sea anemone coral

  4. Worms • They can grow back parts if they lose parts. • Some worms can grow to 30 METERS long • An earthworm has hairs on it to help it go through the dirt!!! Flatworm Roundworms Segmented

  5. Invertebrates with Spiny Skins • They have bodies with at least 5 sections • They have suction cup feet to walk • They use tubes to catch food to.

  6. Invertebrates with Soft Bodies octopus • They live on land and fresh water and ocean water. • They make shells from minerals in the water • Two shelled mollusks has a big foot to pull itself along snail squid

  7. ArthropodsThere are 4 groups

  8. Arthopods • They have keen sense organs • They have exoskeletons. • They have two or more segments

  9. Crustaceans • They have five pairs of legs • They live near or on the ocean floor • Live on land and water • They have antennae

  10. Arachnids • Spiders mites and ticks. • 4 pairs of legs • Most live on land. • Some live in fresh water • They are called parasites.

  11. Insects • Largest group of arthropods • 3 pairs of legs • 3 main body part sections • 2 pairs of eyes • Have mouths

  12. Millipedes & Centipedes • Many body segments • Live under rocks & dark places • Really have less than 100 legs • Protects itself by curling up • Millipedes have 4 legs on each segment • Centipedes have 2 legs on each segment millipede centipede

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