| Homologous Organs | Analogous Organs |
| External Appearance. It is usually different. | It is generally similar. |
| Function. They generally perform different functions | They have a similar function. |
| Basic Plan and Origin. They are similar. | They are different. |
| Evolution. Homologous organs show adaptive radiation or divergent evolution. Example. Forelimbs of Frog, Lizard, Bird and Human | Analogous organs show convergent evolution. Wings of Insects, Bat and Bird. |