Food Webs

PREDATOR PRAIRIE · CHOMPLING

Food Webs

River Snatch Run

Learn with Chompling, then use your clues in the adventure. Pause whenever you need time to read or think.

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Train more: lesson transcript and free resources

Chompling — Food Webs River Snatch Run

Hi!

I'm Chompling.

Welcome to River Snatch Run!

Will you help me investigate food webs?

The Grumblies have mixed up our clues.

Let's check the evidence!

A food web joins overlapping food chains.

Organisms may have several food sources

and may be eaten by more than one consumer.

Why use a food web?

  • A. To show connected feeding paths
  • B. To force each animal to have one food
  • C. To erase all feeding relationships

The answer is A: To show connected feeding paths

A food web joins overlapping food chains.

Organisms may have several food sources

and may be eaten by more than one consumer.

That clue helps us make sense of this place.

Arrows still point from food to eater.

More connections can reveal alternative pathways for energy.

Which path is in our model?

  • A. Fox to sunlight to grass
  • B. Grass to stone to fox
  • C. Grass to insect to bird to fox

The answer is C: Grass to insect to bird to fox

Our web has grass feeding rabbits and insects;

birds eat insects;

foxes eat rabbits and some birds.

Two paths reach the fox,

so one straight chain misses part of the evidence.

Hmm...

how does that connect to our first clue?

Our web has grass feeding rabbits and insects;

birds eat insects;

foxes eat rabbits and some birds.

Two paths reach the fox,

so one straight chain misses part of the evidence.

What other path reaches the fox?

  • A. Sunlight directly to fox as food
  • B. Grass to rabbit to fox
  • C. Grass directly to a stone

The answer is B: Grass to rabbit to fox

Our web has grass feeding rabbits and insects;

birds eat insects;

foxes eat rabbits and some birds.

Two paths reach the fox,

so one straight chain misses part of the evidence.

Nice investigating!

You've been following the evidence.

Let's bring our clues together before the adventure.

A food web joins overlapping food chains.

Arrows still point from food to eater.

Our web has grass feeding rabbits and insects;

birds eat insects;

foxes eat rabbits and some birds.

You're ready to explore River Snatch Run with me!

Choose TRAIN MORE if you'd like another look at the clues.

Choose START ADVENTURE when you're ready.

I'll be right here!

Or choose BACK TO MAP.

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Free Food Webs teacher guide and practice (PDF)

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