1. Chapters 14-15: Fish, Amphibians, Reptiles, Birds, and Mammals
YELLOW ANACONDAS 1

2. Chordata
Living things that have backbones

3. Fish
Video: What is a Fish?
Ectotherms – body temperature changes with its surroundings. (cold-blooded)

4. Reproduction Spawning - How fish reproduce
Video: Spawning :23
Spawning - How fish reproduce
1. Female fish releases eggs into the water.
2. Males swim over the eggs and release
sperm.

5. 3 Kinds of Fish 1. Jawless Fish Have round mouths, long bodies
Lamprey’s mouth
Lamprey’s Body
Have round mouths, long bodies
No jaw, no scales
Skeleton made of cartilage

6. 2. Jawed Cartilaginous Fish
Video: Sharks
2. Jawed Cartilaginous Fish
Examples are sharks, rays, and skates
Skeleton made of cartilage

7. 3. Bony Fish Skeletons made of bone
Video 3 fish groups
Skeletons made of bone
95% of all fish are this kind of fish.

8. Amphibians Amphibian Characteristics ectothermic vertebrate
Toad
Salamander
Amphibian Characteristics
ectothermic vertebrate
live in water and on land
moist, smooth skin
breaths through mouth and skin
examples: frogs, toads, and salamanders

9. Metamorphosis changes that a larva goes through to become an adult.
Frog Life Cycle Animated Tutorials 34.1
Metamorphosis changes that a larva goes through to become an adult.

10. How Do Amphibians Adapt?
Video: 3 groups of amphibians
How Do Amphibians Adapt?
Hibernation – Inactivity during cold weather
Estivation – Inactivity during the hot, dry months.

11. Reptiles Reptile Characteristics Ectothermic vertebrate
T-Rex movement
Reptiles
Reptile Characteristics
Ectothermic vertebrate
Dry, scaly, waterproof skin

12. The Amniotic Egg
Amniotic Egg

13. 3 Groups of Reptiles Lizards and Snakes Largest group of reptiles
Horned Lizard
King Cobra

14. 2. Turtles

15. Only reptiles that take care of their young
3 Reptile Groups
3. Crocodilians
Only reptiles that take care of their young
Alligator
Crocodile

16. Birds Has feathers Lay amniotic eggs Endotherms (warm-blooded)
Video: Bird Characteristics START AT 1:00
Has feathers
Lay amniotic eggs
Endotherms (warm-blooded)

17. 1. Hollow Bones 5 Bird Adaptations
Their bones are hollow and filled with air making them lightweight.

18. 2. Feathers 2 Kinds A. Contour – used to fly
Down
Contour
2 Kinds
A. Contour – used to fly
B. Down –insulation for the bird

19. 3. Wings
By beating their wings they attain thrust and lift.

20. 4. Energy for Flight
Birds must constantly eat because flying takes a lot of energy.

21. 5. Endotherms (warm-blooded)
Video 4 groups of birds
5. Endotherms (warm-blooded)

22. 3 Mammal Characteristics
1. Mammary Glands – Glands on females that produce milk to feed their young.

23. 2. Teeth 3 Kinds of Eaters Herbivore – plant eaters
Video: Herbivores, Omnivores start 9:15
3 Kinds of Eaters
Herbivore – plant eaters
Carnivores – meat eaters
Omnivores – plant and animal eaters
Carnivore
Herbivore
Omnivore

24. 3. Hair
All mammals have hair.

25. 3 Types of Mammals 1. Monotreme Mammals that lay eggs with shells.
Spiny Anteaters
Platypus

26. 2. Marsupial
Pouched mammals that give birth to tiny offspring.

27. 3. Placental Babies develop inside the uterus of the mom.
Video: birth of calf
Babies develop inside the uterus of the mom.
The time in which the embryo develops in the mom is called the gestation period.