1. Niche The role of an animal in its ecosystem
Two of the same types of animals can live in the same ecosystem because they have different roles.
There are three different types of American Warblers that can live in a spruce forest because they forage and nest in different parts of the forest.

2. Producers Can make their own food using sunlight and carbon dioxide
Terrestrial Plants- Trees, Flowers, Moss, Shrubs, Ferns
Aquatic Plants- Algae, Duckweed, Seaweed

3. Consumers Rely on producers to provide them with food
Primary, Secondary, Tertiary
Terrestrial Consumers- Lions, Tigers, Bears, Rabbits, Snakes, Mice
Aquatic Consumers- Fish, Sharks, Squids, Coral, Whale

4. Types of Consumers Herbivore- eats only plants and vegetation
Giraffe, Elephant, Buffalo, Beaver, Guinea Pig
Carnivore- eats only meat
Lion, Crocodile, Spider, Tiger
Omnivore- eats both plants and meat
Bear, Human, Opossum, Badger

5. Scavengers Eats the remainders of the dead animals
Terrestrial Scavengers- Vulture, Hyena, Dingo
Aquatic Scavengers- Catfish, Crabs

6. Decomposers
Break down the remainders of dead animals and deposit the nutrients back into the soil
Terrestrial Decomposers– earth worm, fungi, bacteria
Aquatic Decomposers- snail, mollusk

7. Food Chain The flow of energy in an ecosystem
When animals eat each other, they gain energy

8. A Food Chain Producer Primary Consumer Secondary Consumer Scavenger
Decomposer

9. Three Kinds of Life Which life-form(s) is the producer?
Redwood cone falls from the tree
Wood rat eats seed inside the redwood cone
Owl swoops down and eats wood rat for dinner
Which life-form(s) is the producer?
Which life-form(s) is the consumer?

10. Consumers Need Producers
Identify the: 1. Producers 2. Consumers 3. Herbivores 4. Carnivores 5. Omnivores 6. What elements are missing from this food web?

11. Consumers Need Producers
Identify the: Answer Key
1. Producers - plants
2. Consumers – fox, owl, snake, rabbit, squirrel, grasshopper, frog, mouse
3. Herbivores – grasshopper, squirrel, rabbit
4. Carnivores – frog, snake, owl, fox
5. Omnivores - mouse
6. What elements are missing from this food web? Decomposers, SUN
The sun is the main source of energy for life on Earth!!