1
Head with big eyes
2
Sea urchin belonsg to this group
3
They have ten or more legs and are aquatic
4
They have spiral shell
5
The body is covered by a rigid and articulated exoskeleton
6
This animal belongs to annelids
7
Their body has one or two pairs of legs in each segment
8
It has umbrella shape
9
Water with food enters through the pores
10
These animals belong to arachnids
11
They have a mouth and a central cavity called the gastrovascular cavity
12
Gastropods, bivalve and cephalopods belong to this group of invertebrates
13
They are the only invertebrates that can fly
14
They have two shells called valves
15
This one has flat segments
16
They have the shape of a bag
