TURTLES

PROTECTION

• Turtles use shells to protect their body.

MOVEMENT

• Turtles swim and walk
• On land turtles walk on their toes and move slowly

HOMEOSTASIS

• Sea turtles have salt glands which means they ingest excess salt with their food and excrete it through the salt glands

HOMEOSTASIS

• Turtles are ectothermic, this means they get their heat from their surroundings.

CIRCULATION AND RESPIRATION

• 3 chambered heart
• 2 aorta
• 1 ventricle

CIRCULATION AND RESPIRATION

• Breathe through lungs
• Closed circulation
• 2 loops

DIGESTION AND NUTRITION

• Use jaws to rip pieces of food
• Elongated intestines, making digestion process last as long as four weeks

DIGESTION AND NUTRITION

• Can be herbivores, carnivores, or omnivores.
• Jaw structure is adapted to what they eat

REPRODUCTION

• Temperature affects the sex of the turtle before it hatches.
• Higher temp. = females
• Lower temp. = males

REPRODUCTION

• Turtles are oviparous , meaning they lay eggs and they develop inside of the egg.

WORKS CITED

• "Biology Reference." Osmoregulation. N.p., n.d. Web. 20 Apr. 2015.
• "Circulatory System." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 20 Apr. 2015.
• "Reproduction." Marine Turtles:. N.p., n.d. Web. 20 Apr. 2015.