ocr: 2. The reptile's internal body cemperature is monitored by means of a trailing electrode attachedto the body. The lizard shown here is a desert iguana. At HoR SXC first the lizard is comfortable on 3. the warm side (2), but becomes progressively less comfortable (3). When its body - temperature is 42°C (4), it moves into the cold (5). For a while it is comrortable there, but soon it must return to the warm 5. 6. top prevent itself from cooling too far( (6). This shuttling pehaviour IS ac common reature of body cemperature regulation in reptiles. - - - - - - -
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