The upcoming discussion will update you about the difference between lacertilia and ophidia. Difference # Lacertilia: 1. Shape: Elongated body, usually with two pairs of limbs. 2. Neck: Distinct 3. Limbs: Excepting the limbless lizards, the limbs are pentedactylus, each digit ending in a claw 4. Eyelids: Usually an upper and a lower eyelid are present. In the members of [...]
Let us learn about the comparison between limbless lizards and snakes. Comparison # Limbless Lizards: 1. Limbs: Absent but vestige of girdles are present. 2. Shape of body: Cylindrical. 3. Tail: Long 4. Eyelid: Movable eyelids are present. 5. External ear opening: External ear opening is present 6. Tongue: A short, flat tongue is present. 7. Scales: Ring –link overlapping [...]
In this article we will discuss about Reptiles:- 1. Origin of Reptiles 2. Ancestry of Reptiles 3. History 4. Evolutionary Gain 5. Adaptive Radiation 6. Habit and Habitat 7. Size 8. Skin 9. Skeleton System 10. Digestive System 11. Respiratory System 12. Circulatory System 13. Nervous System and Sense Organs 14. Excretory System 15. Reproductive System. Contents: Origin of Reptiles [...]