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Chordata

Fish Phylum

Vertebrata

Fish Subphylum

Agnatha

Jawless fish (superclass)

Chondrichthyes

cartligious fish (class)

Osteichthyes

bony fish (class)

coelomate

fish ____mates

2

number of chambers in fish heart

Amphibia

Amphibian (class)

caudata

salamanders and newts (order)

anura

frogs and toads (order)

apoda

caecilians (order)

2

number of chambers in heart for tadpole

3

number of chambers in heart for frog

caecilians

amphibians with no legs

amphibians

What appeared first?

reptilia

reptile (class)

3

number of chambers in heart for reptiles

Jacobson's Organ

adaptation to find food

Chelonia

turtle (order)

Squamata

Snakes and lizard (order)

Crocodilia

crocodile (order)

Tuataras

primitive group of reptiles

therapods

first birds

Aves

bird (class)

preening

rub oil from glands onto feathers

4

number of chambers in heart for bird

archaeopteryx

earliest fossil of bird

mammalia

mammals (class)

keratin

What is hair made of in mammals?

4

number of chambers in heart for mammal

habituation

horses being spooked and eventually lacking a response (what behavior is this?)

classical conditioning

dog and bell with food (what behavior is this?)

insight

using two bamboo sticks and putting together to make longer (what behavior is this?)

imprinting

ducklings following man (what behavior is this?)

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