Biology
Comparison between Lizards and Snakes
Lizards | Snakes |
1. Slightly compresed body | Cylindrical body |
2. Two pairs of limbs | Limbs are absent |
3. Exoskeleton is not removed by moulting | Exoskeleton is removed periodically by moulting |
4. Scales are uniform in size | Scales are differentiated into plates and shields |
5. Nictitating membrane is present | Absent |
6. Tympanic membrane is present | Absent |
7. Tongue is not bifid | Tongue is bifid |
8. They can hear air-borne sound | They cannot hear air-borne sound |
9. Urinary bladder is present | Absent |
10. Jaw bones are fixed | Jaw bones are movable |
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Comparison Between Amphibians And Reptiles
Differences between Amphibians and Reptiles Features Amphibians Reptiles Group They come under class Amphibia They come under class Reptilia Habit and habitat They usually stay near water sources to prevent drying out, and have smooth...
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Comparison Between Male Rat And Female Rat
Male rat Female rat 1. Larger in size Smaller in size 2. Nipples are degenerate 6 pairs, fully functional, 3 pairs in thorax and 3 pairs in abdomen 3. ...
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Comparison Between Frog And Toad
Frog Toad 1. Frogs are amphibious Toads are terrestrial 2. They are diurnal They are nocturnal 3. Skin is smooth and moist Skin...
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Comparison Between Vertebrates And Invertebrates
Vertebrates Invertebrates 1. Notochord is present in the embryo and vertebral column in the adult Notochord and vertebral column are absent in embryo and adult 2. Gill...
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Comparison Between Chordates And Non-chordates
Chordates Non-chordates 1. Notochord is present at least in some stage of life cycle Notochord is absent 2. Nerve cord is non-ganglionated, single, dorsal...
Biology