Compare classes of Chordata with respect to the following attributes. Are there

Question

Compare classes of Chordata with respect to the following attributes. Are there any other attributes that you would like to add?

Attribute

Mammal

Bird

Reptile

Amphibian

Fish

Shark

Invertebrate

Scientfic name (s)

Number of vertebrae

Attachment to skull

Presence of tail

Thermoregulation

Skin covering

Live birth oviparious vs viviparous

Internal vs external fertilization

Number of heart chambers

One vs Two circuit circulation

Legs directly under body

Attribute

Mammal

Bird

Reptile

Amphibian

Fish

Shark

Invertebrate

Scientfic name (s)

Number of vertebrae

Attachment to skull

Presence of tail

Thermoregulation

Skin covering

Live birth oviparious vs viviparous

Internal vs external fertilization

Number of heart chambers

One vs Two circuit circulation

Legs directly under body

Explanation / Answer

Attribute   

Mammal

Bird

Reptile

Scientfic name

example:humans ( Homo sapiens )

example: Peacock

Pavo cristatus

Ophiophagus hannah ( king cobra)

Number of vertebrae

7 cervical, 20 horacic and lumbar

13-25

highly variable, upto 100 in some snakes.

Attribute   

Mammal

Bird

Reptile

Scientfic name

example:humans ( Homo sapiens )

example: Peacock

Pavo cristatus

Ophiophagus hannah ( king cobra)

Number of vertebrae

7 cervical, 20 horacic and lumbar

13-25

highly variable, upto 100 in some snakes.

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