Vertebrate_&_Invertebrate

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Vertebrate
and
Invertebrate
Animals
Animals with a backbone
are vertebrates.
Mammals
Some characteristics of
mammals.
1.
2.
3.
4.
5.
Have hair
Live birth
Produce milk for their young
Stable body temperature
High metabolic rate (high food and
oxygen intake)
6. Four chamber heart
7. Well developed lungs
Reptiles
Some characteristics of
reptiles.
1. Tough, dry, scaly skin
2. They are cold-blooded.
3. Reptiles produce shelled eggs or
bear live young.
4. All species fertilize eggs
internally.
5. All species of reptiles have at
least one lung.
6. Sheds skin
Amphibians
Some characteristics of
Amphibians
•
•
•
•
•
•
Their skin is smooth and slimy.
Amphibians breathe through their
skin, as well as their lungs in some
cases.
Amphibians are cold-blooded.
They have a complex life cycle (larval
and adult stages).
Many species of amphibians vocalize.
One example is the chorus frog.
Some species fertilize eggs
externally, some internally.
Fish
Some characteristics of
fish.
1.
2.
3.
4.
Covered in scales
Cold blooded
Fins
use gills to take oxygen from
water
5. Most Lay eggs to produce young
Birds
Some characteristics of
birds.
1.
2.
3.
4.
horny beak, no teeth
large muscular stomach
feathers
Lay eggs to produce young. The parent
bird provides extensive care of the
young until it is grown, or gets some
other bird to look after the young.
5. strong skeleton/hollow bones
6. most are able to fly
Invertebrates are
animals that do not
have a backbone
Arthropods
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Insects
Spiders
Mites
Horseshoe crabs
scorpions
Some characteristics of
Arthropods
1. A hard outer body covering
called an exoskeleton.
2. Specialized mouth parts
3. Jointed legs
4. Compound Eyes
5. Segmented body
Mollusks
Some characteristics of
Mollusks
1. Soft-bodied
2. covered with protective mantle that
may or may not form a hard shell
3. Have a muscular foot for movement
which is modified into tentacles for
squid & octopus
4. Complete, one-way digestive tract with
a mouth & anus
5. have a distinct head with sense organs
& brain
6. Have a scraping, mouth-like structure
called the radula
Worms
Some characteristics of
Worms
1. Long body
2. Mouth at one end/anus at the
other
3. Body made up of segments
4. Simple nervous system
5. Poorly developed sense organs
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