Biology · Animal Kingdom & Circulatory System
निम्नलिखित में से किस जीव के पास चार कक्षीय (फोर-चैम्बर्ड) हृदय होता है?
- 1सरीसृप (मगरमच्छों को छोड़कर)
- 2पक्षी✓
- 3उभयचर (एम्फ़िबिया)
- 4मछलियाँ
सही उत्तर देखें
पक्षी
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