Give reason :
Crocodile is having four-chambered heart but still it is a reptilia
Crocodile is having a four-chambered heart due to the evolution and thus, it shows resemblance with aves only in this character. It shows all other characteristic features similar to reptiles, so it is placed in the class of reptiles.
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crocodile is having all the characterstic features that reptiles have, therefore if one feature does not match it may not be diqualified from reptilia , therefore crocodiles is also comes under reptilia !
That is why it is placed under reptilia.
crocoldile is a cold-bloded animal so it is placed among reptiles.
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