নিচের অপশন গুলা দেখুন
- Endangered
- Rare
- Extinct
- Critically endangered
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1 উত্তর
সঠিক উত্তর হচ্ছে: Endangered
ব্যাখ্যা:
ব্যাখ্যা:
The blue whale (Balaenoptera musculus) is a marine mammal belonging to the baleen whale suborder Mysticeti. Reaching a maximum confirmed length of 29.9 meters (98 feet) and weight of 173 tonnes (190 tons), it is the largest animal known to have ever existed. Blue whale is placed under endangered.