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The Rainforest

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Presentation on theme: "The Rainforest"— Presentation transcript:

1 The Rainforest

2 The largest rainforests located in:
Location Rainforests are found all over the world Most found in tropics The largest rainforests located in: Amazon River Basin (South America) Congo River Basin (western Africa) throughout southeast Asia.

3 Layers There are 4 layers in the rainforest
Emergent Layer Canopy Layer Understory Layer Forest Floor Different animals and plants at each level

4 The Emergent Layer Tallest layer More sun than any other layer
Made up of tall, wide trees Trees from 130 to 250 feet tall Trees have waxy leaves Very windy and very warm Dendrocnide excelsa (Stinging Tree) in Bunya Mountains National Park-Australia

5 The Canopy Layer Primary layer of rainforest Rises to 150 feet
Thick, woody vines called lianas found in this layer Plants grow on the trees Use water and sun unique to canopy layer Orchids, lichens, ferns mosses

6 The Understory Receives only 2-5% of the sunlight available to the canopy Made up of vines, smaller trees, ferns and palms and small bushes Poor soil with few nutrients for plants

7 The Forest Floor Very dark Almost no plant life
Decay happens very quickly Lots of large tree roots Many large animals, frogs, and insects

8 Rainforest Mammals Sloths are slow moving mammals that live in trees
Jaguars are the largest of South Americas big cats

9 Rainforest Frogs Poison Dart Frogs Very brightly colored
Carry eggs and tadpoles on their backs Very poisonous Eat ants, termites, and beetles

10 Rainforest Reptiles Chameleon 160 different species
Can move eyes independently Chameleons change colors and often blend in Eat insects Live in the trees and move slowly

11 Rainforest Birds Toucan Known for large, colorful bill
Can eat fruit and insects Live in flocks of multiple toucans Nest in tree holes Females lay 2 to 4 eggs each year

12 Importance of Rainforest important because they:
Rainforests are important because they: are the home of many plants and animals protect against flood, drought, and erosion Help provide oxygen Source of foods and medicines

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