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Did you know?
Predator vs. Prey
 What’s a predator?
Predator vs. Prey
 https://www.youtube.com/watch?v=O0paB0fODCY&oref
=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3
DO0paB0fODCY&has_verified=1
Predator vs. Prey
 What’s a prey?
Predator vs. Prey
Food Chains and Webs
 What do you remember?
Producers
 Producers are organisms that make their own food
 Also called autotrophs
Consumers
 Consumers are organisms that get their energy by eating
other living things
 Also called heterotrophs
Types of Consumers
 Herbivores: eat plants
 Carnivores: eat animals
 Omnivores: eat plants AND animals
 Detritivores: eat detritus, which is dead organic matter
 Mainly sea slugs, earthworms
 Decomposers: break down organic matter into simpler
compounds
 Mainly bacteria and fungi
Food Chain
 Sequence that links species by their feeding relationships
 NOTE: Arrows always point FROM the organism being
eaten TO the organism doing the eating.
Food Web
 Model that shows the complex network of feeding
relationships in an ecosystem