9. Distinguish between the following:
(b) Ectotherms and Endotherms
The differentiation between ectotherms and endotherms is as follows:
| Ectotherms | Endotherms |
| These are cold-blooded animals | These are warm-blooded animals |
| The change according to the variation in the environment | They maintain a constant internal environment despite the changing environment |
| Examples include fishes, amphibians, and reptiles. | Examples include birds and mammals |