Yes, they have endoskeletons. Seahorses' skeleton are inside their bodies so they would have endoskeletons.
Lions have endoskeletons because they are mammals and we are mammals.
What materials make up the endoskeletons of most vertebrates
we need endoskeletons because they hold us up. if we had an exoskeleton we would be covered by a shell
yes
yes they do
As long as piranhas get.
piranhas are very good swimmersbaby piranhas are learners on swimming
Insects have exoskeletons.
Yes
No, there are plenty of piranhas.
yes piranhas is in a rainforest