Ectotherm

                                                     2. Ectotherm

In this picture is a lizard. Lizard's are Ectotherms which means that its body temperature varies with the temperature of its surroundings. Lizards are cold blooded which means that their body temperature changes depending on the environment that they are in. For example, If a lizard is in the sun its body temperature with be hotter than when it is in the shade or at night.