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Cartilagenous- made of cartilage
Bonifish- whith bones(espinas)

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Vertebrate Animals | Educational Video for Kids

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Bilateral symmetry- into 2 equal parts

Radial symmetry- into more than 2 directions

Asymmetry- no symmetrycal parts

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Vertebrates: backbone, endoskeleton/internal skeleton.

Invertebrates: no backbone, no skeleton or exoskeleton.

Characteristics:

1. Internal skeleton

2. Bilateral symmetry

Divided into 3 segments

1. Head

2. Trunk

3. Tail

Nerveous system:

1. Brain

2. Spinal cord

3. Nerves

Sense organs mainly in the head

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Vital funtions:

Nutrition

1. Hervivore- eat plants

2. Carnivore- eat meat

3. Omnivore- eat both

Interaction: their sense organs alaw them to detect changes in their enviroment

Reproduction:

1. Sexual- 2 people(male and female)

2. Asexual- 1 person

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Have wings to fly(biped).

Have a backbone.

Have feathers.

Have no teath, instead they have a strong beak.

Endothermic.

Oviparous.

Have lungs.

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They have a backbone.

Strong muscles.

Moist, smooth body coverd in scales.

Limbs are fins thea allow them to swim.

Body temperature changes acording to their enviroment.

They breath through gills.

The majority are carnivores.

They are oviparous.

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Mammary gland.

Have a backbone.

Tetrapods/fins/wings.

Hair or fur (endothermic)

Viviparous.

Developed nervous system

HUMANS

Little hair(not hair in the hole body).

Sweat gland.

Bipeds(walk 2 feet).

Developed brain.

Can talk.

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Have a backbone.

Tough and dry skin with scales(made of keratin).

Tetrapods.

They are cold bloded.

Carnivores.

Oviparous.

Terrestial vertebrates.

Have glands.

Amniotic egg.

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Have a backbone.

Tetrapods(4 feet).

Thin moist skin.

Can have poison in glands.

Cool bloded.

can breath trough their skin or lungs.

Majority are carnivore.

Oviparous.