This non-fiction book looks at the adaptive features of reptiles around the world. Features of the Book – Phase 5 vowel sounds - Review.
The Solar Heater (Ectotherm Test): To show how reptiles use basking in the sun, place two identical stones in the sun and two in the shade. Check the temperature of each every 15 minutes. Explain that because reptiles are ectothermic, they must move between these "stations" to regulate their body temperature.