PRODUCER
The Sun and freshwater help
produce algae.
PRIMARY CONSUMER
This is eaten by tadpoles..
SECONDARY CONSUMER
..which are eaten by water
beetles..
TERTIARY CONSUMER
...which in turn are eaten
by frogs......
APEX PREDATOR
...and they in turn are eaten
by herons.
This series of pictures shows a food chain.
A food chain starts with the Sun which creates PRODUCERS.
These are eaten by PRIMARY CONSUMERS.
These are eaten by SECONDARY CONSUMERS.
These are eaten by TERTIARY CONSUMERS.
Finally, these are eaten by the APEX PREDATOR.
This is the end of this particular food chain.
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