SECTION 4

Complete the notes below. Write ONE WORD ONLY for each answer.

Questions 31-40

Crocodile Study.

Complete the notes below. Write ONE WORD ONLY for each answer.

Crocodile Study

Background

Type of crocodile studied: crocodiles found in salt water

Location of study: Northern Territory, Australia

Significance of study: unique because it was the first time a

had been used to track crocodiles

Previous studies

done using

stressful method, also unreliable due to loss of the

Reasons for study

the management of crocodiles by the government may not be effective

Research questions

How far can crocodiles travel?

How easily can crocodiles

Challenge

crocodiles are difficult to observe because they avoid

Details of study

number of crocodiles involved: three

method: crocodiles were measured and tagged then relocated using a

monitoring: scientists got data from a transmitter located on the crocodile's

Results of study

Each crocodile first stayed at the site for a few weeks, moving in a random way

then took the most

way home

Conclusions

a change in policy is needed

when travelling long distances, crocodiles may use

i) their own senses and the position of the

ii) a similar system to