Body is tubular and/or made up of segments.
Tube-like digestive system.
Flat worm:
Breathe through their skin
Unsegmented body
Sponges:
Take water in through pores (little holes) in their bodies from which they filter (take out) little bits of food.
Cnidarians:
Hollow body with specialised cells (stingers) that they use for capturing prey
Live in water
Molluscs:
Most live in the sea
Most have shells
Unsegmented body
Echinoderms:
Most live in sea
Most have sells
Unsegmented body
Crustaceans:
Most are aquatic
Body divided into three parts
Most breathe with gills
Hard outer skeletons
Myriapods:
Many pairs of legs
A single pair of antennas
Simple eyes
Insects:
Body divided into three parts
Three pairs of legs and two pairs of wings
One pair of antenna on head
Compound eyes
Arachnids:
Body divided into two parts
Four pairs of legs and no wings
No antennae
No comments:
Post a Comment
Note: only a member of this blog may post a comment.