1
They reproduce by growing a bud or small body part.
2
Their body is covered with sharp spikes.
3
They have an exoskeleton and jointed legs
4
When they are young they have gills but when they become adults they grow lungs.
5
They ussually have four legs but some of them don't have any.
6
They have a soft body with pores.
7
Its body is divided into segments.
8
Vertebrate and viviparous animals.
9
They have soft bodies and most also have a hard shell.
10
Its body is covered by feathers.
11
Vertebrate animals with fins and tail.
