5characteristics of reptila
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★ CLASS - REPTILIA:-
→ Locomotion is creeping or crawling.
→ Mostly they are terrestrial animals.
→ Body is covered by dry and comified skin, epidermal scales or scutes
→ They do not have external ear openings. → Tympanum represents car.
→ Limbs, when present, are two pairs.
→ Heart is usually three-chambered, but four-chambered in crocodiles.
→ Reptiles are poikilotherms.
→ Sexes are separate. Fertilisation is internal.
→ They are oviparous and development is direct.
→ Examples:- Chelone, Testudo, Chameleon, Calotes, Crocodilus, Alligator, Hemidactylus, Poisonous snakes like, Naja, Bangarus, Vipera.
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