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Invertebrates - Animals without backbones
Some have a hard outer covering or a shell, for example insects, crabs, or clams
Others do not have a hard outer covering or a shell, for example jellyfish or worms
Other examples of invertebrates are spiders, shrimp, crayfish, sponges, sea stars, or snails
Vertebrates - Animals with backbones
Vertebrates are divided into 5 groups: Fish, Amphibians, Reptiles, Birds, and Mammals
Plants are organisms produce their own food. Many different types of plants have been identified. Some
plants produce flowers while other plants do not produce flowers.
Flowering plants are those plants that make seeds within flowers. Some flowers become the fruits that
contain seeds. Examples are grasses, roses, oak trees, fruit trees, tomatoes, or bean plants.
Nonflowering plants are those plants that produce seeds within cones or produce spores instead of
seeds. Some examples of nonflowering plants are pines, spruce, or cedar trees that produce cones, and
ferns, mosses, and lichens that produce spores.
Ecosystems
Swamps-
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hot
abundant water
cypress trees, ferns, and water lilies
alligators, egrets, turtles
Rivers and Streams -
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temperature varies
abundant water
bushes, trees on banks, water plants
fish, crayfish, snakes, insects
Tropical Rainforests -
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hot
humid
trees, vines, lush plant growth
birds, frogs, monkeys
Deserts -
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hot - cold
dry
cactus
lizards, scorpions, rabbits
Polar Regions -
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cold
dry/frozen water
lichens and mosses
seals, polar bears, and penguins
Behaviors are reponses to a change in the environment.
Behaviors can be grouped into 2 categories - Instinctual and Learned
Instinctual behaviors include birds migrating, ducks swimming, and bears hibernating.
Learned behaviors include bears fishing and dogs rolling over on command.
Physical Characteristics can be placed into 2 categories - Inherited and Acquired
Inherited characteristics include leaf type, flower color, skin coverings, and eye color.
Acquired characteristics include weight gain or loss, hair length, and number of leaves on a plant.
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