perch

Vertebrates

Rat

• Use legs for locomotion.
• Respiratory system consists of, mouth, pharynx, glottis, trachea, bronchi, bronchioles and aveoli.
• Sexual reproduction
• Adaptations- Tails, excellent hearing and sense of smell.

Frog

perch

Pigeon

• Use gills for respiration, filters oxygen and carbon dioxide.
• Has thin walled atrium and a muscular ventricle.
• A vein goes from heart to gills for blood flow.
• Females lay eggs in water, then males fertilize.
• Have large eyes, a mouth, fins and scales.

• Circulatory system- two chambered heart, atria and ventricle.
• use legs for locomotion.
• Have large eyes to see in all directions.

• Has lightweight but strong body for flight.
• Unique air sacs in respiratory system that provides them with a continuous supply of oxygen.
• 4 chambered heart.
• Reproduce sexually and lay fertilized eggs.

• Respiratory system- Has nostrils and larynx, which opens up into lungs.

Turtle

• Three chambered heart for helping the mixing of deoxygenated and oxygenated blood.
• Oxygen is stored in cloaca, so can stay in water for long amounts of time.
• large lungs
• Use flippers for locomotion.
• Has hard protective shell.