invertebrate

invertebrate

1. Molluscs

   • soft muscular body
   • Protected by hard shell
   • They live on land and in the sea
   • Snails,Octupuses,Musel,Tortoise,Oyster.

2. jellyfish

   • live in the sea
   • they Have a soft body: umbrella
   • There´s a hole under their umbrella that is anus and mouth
   • They have a long tentacles

3. sponges

   • live in the sea
   • soft bodies
   • holes to breath and feed
   • stay in the Seabed
   • Glass sponges,Black-bald spoges

4. echinoderms

   • live in the sea
   • protected from predator by hard spikes and brightly colours
   • Five arms or up to 40
   • Starfish, Sea urchin

5. annelids

   • they live in the sea and on land
   • have a long soft body divided into some segments
   • Important: the eartthworm
   • Exawples
     • Leach,Seaworm,earthworm

6. arthropods

   • Almost all animals on the Earth are arthropots
   • they live everywhere
   • They have a head,thorax and adnomen,jointed legs and a protected exoeskeleton
   • Most are insects
   • Charaterisstics
     • jointed legs
     • biggest group is insects
     • Exoeskeleton
     • Head, thorax and abdomen
     • live in water, land, air and underground
   • Examples
     • Buttlefly
     • Dragonfly
     • Spider
     • Scorpion

7. ejempls