Experiment No. (see text)

Thermal range (˚C)

Result

1

15 - 27

Adult female prefer 27˚C

2

15 - 27

Slight preference to 27˚C (except adult males)

3

15 - 27

Clear preference to 27˚C

4

25 - 30

No preference

5

25 - 30

No preference neither to 25˚C nor 30˚C

6

15 - 30

Clear preference to 30˚C