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58 Cards in this Set
- Front
- Back
can live nearly anywhere there is ________.
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water
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______-have many body parts to aid in this.
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swimming
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____- help move, steer, stop and balance
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fins
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______- protect body and reduce friction
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scales
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______-strong muscles attach to the backbone to allow vigorous pursuit of prey
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muscles
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_______- well-developed sense of vision,hearing,and smell
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senses
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UNDERWATER BREATHING
_______- organs which remove oxygen from the water |
gills
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REPRODUCTION
______- fertilization |
external
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______ _____ _____-row of sense organs along each side of the body that can detect vibrations in the water
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lateral line system
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1.lampreys and hagfish
2.eel-like |
jawless
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1.skeleton never changes from cartilage to bone
2.denticle cover skin as protection 3.must keep swimming to stay afloat and get enough oxygen. 4.sharks ,skates,and rays |
cartilage
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1. skeleton made of bone
2.swim bladder that keeps them afloat |
bony
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JAWLESS
main characteristics |
no jaw
smooth slimy skin skeleton of cartilage |
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JAWLESS
fertilization |
external
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JAWLESS
gas exchange (breathing) |
gills
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JAWLESS
examples |
lamprey
hagfish |
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CARTILAGINOUS FISH
main characteristics |
jaw
denticles skeleton of cartilage stores oil in liver |
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CARTILAGINOUS FISH
fertilization |
external
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CARTILAGINOUS FISH
gas exchange (breathing) |
gills
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CARTILAGINOUS FISH
examples |
sharks,skates, and rays
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BONY FISH (95% OF ALL FISH)
main characteristics |
skeleton of bone
swim bladder scales |
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BONY FISH (95% OF ALL FISH)
fertilization |
external
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BONY FISH (95% OF ALL FISH)
gas exchange (breathing) |
gills
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BONY FISH (95% OF ALL FISH)
examples |
tuna,trout and goldfish
ray-finned lobe-finned and lung fish |
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AMPHIBIANS(double life)
main characteristics |
lays eggs in water
half life in water/ half in land thin,smooth,moist skin |
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AMPHIBIANS(double life)
fertilization |
external
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AMPHIBIANS(double life)
gas exchange (breathing) |
gills-then skin and lungs
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AMPHIBIANS(double life)
examples |
caecillans-legless
frogs and toads (90%) |
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REPTILES
main characteristics |
thick,dry skin
amnicotic eggs (on land) |
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REPTILES
fertilization |
internal
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REPTILES
gas exchange (breathing) |
lungs
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REPTILES
examples |
lizards,sharks,turtles,
tortoises,crocodiles, and alligators |
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WHAT ARE VERTEBRATES?
animals with a ________. |
backbone
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1.phylum to which vertebrates belong
2.vertebrates are the largest group of ______. 3.characteristics of ______. |
chordata
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_____- gives the body support
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notochords
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_____ ______ ______-spinal cord in vertebrates
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hollow nord cord
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_________ __________-develop into gills or other part of body
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pharyngeal pouches
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___-some chordatas only have this embryo stage
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tail
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1. have a segmented column of bones called vertebrae which surrounds the nerve cord
2.have well-developed head protected by a skull |
vertebrates
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_______- warm-blooded
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endotherms
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_______ _____ _____-are able to capture the energy released in the chemical reaction in their cells and are able to maintain a fairly constan temperature
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birds and mammals
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________-cold-blooded
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ecotnerms
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______,______,______-body temperature chandes with the environment
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fishes,amphibians,reptiles
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______-first vertebrates on earth
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fish
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______-have a thick dry skin which helps them live on land
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reptiles
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_________-obtain oxygen by gulping air into their lungs or by absorbing it though their skin
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amphibians
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______-all use lungs to breate air
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reptiles
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______-most have lateral line
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fish
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________-live part of their life in the water and part on land
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amphibians
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________-thought to be the ancestors of mordern birds and mammals
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reptiles
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________-have three classes: jawless, cartilaginous, and bony
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fish
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_______-undergo metamorphosis to charge from larval to adult form
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ampibians
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_______-lay eggs surrounded by a shell to protect them from drying out
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reptiles
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_______-most use gills to breate throughtout their life
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fish
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_____-live in almost every water environment
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fish
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________-often called ecological indicators due to their sensitivity to air and water pollution
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amphibians
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________-have stronger, more vertical legs
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reptiles
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________-eggs contain an amniotic sac filled with amniotic fluid
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reptiles
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