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WHY DO PENGUINS HUDDLE?
The first 200 words of this essay...
WHY DO PENGUINS HUDDLE?
INTRODUCTION
Penguins are birds that have, through natural selection, evolved to be perfectly adapted to their extreme environment. So, how are penguins adapted to their environment?
How do they huddle?
The penguins crowd around in a large circle, so everyone is packed in tightly and the surface area is reduced as shown above. The penguins on the outside of the huddle move further into the huddle every 20 minutes and the penguins in the centre move to the outside.
By huddling the penguins save 0.1kg of fat per day, if they didn't huddle the population would be wiped out because the penguins wouldn't be able to breed.
MY TASK
My task is to model the penguins huddling behaviour in the lab and produce some evidence to suggest that huddling is effective.
PLAN
For my experiment I will need the following apparatus:
o 250ml beaker
o 7 test tubes
o Paper towels
o Water
o Kettle
o 7 thermometers
o 2 elastics bands
o Stop clock
o Funnel
I will use an elastic band to hold the
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