One difference is that sharks have a much shorter intestine because their food goes through a spiral valve that rotates it multiple times until it's fully digested.
yes! they have intestines just like all fish , that is how they digest their food
becausethere digestive system can be changed by the depths and the system can change the amount offood they eat aday so they can go days without eating anything.
Certainly, sharks have gills that absorb oxygen from sea water and release carbon di oxide. Sharks must keep moving even when sleeping to keep water flowing through their gills.
yes
no
Yes
yes
The gills
A spiracle is a hole that is found on certain animals that helps them breathe. It is connected to an animalâ??s respiratory system, similar to a whaleâ??s blowhole.
The respiratory system is the system that handles breathing.
The Respiratory System
The trachea is the airway in the respiratory system.
The larynx belongs to the respiratory system.
no, they do not have a respiratory system
how does the respiratory system work
The respiratory system.
Respiratory system
Respiratory System
1. Respiratory system 2. Cardiovascular system