Read this article in Hindi to learn about the structure of Rohu fish, explained with the help of suitable diagram. पहचान एवं वर्गीकरण: यह अलवणीय जल की प्राय: सभी नदियों, तालाबों में मिलने वाली मछली है । शरीर शल्कों से ढँका होता है । इसकी वर्गीकरण निम्नानुसार है: जगत - जन्तु-जगत् (बहुकोशिकीय, विषमपोषी जन्तु) संघ - कॉर्डेटा (भ्रूणावस्था में नोटोकॉर्ड, [...]
The upcoming discussion will update you about the difference among the three groups of mammals. Difference # Prototheria: 1. Prototheria is oviparous. 2. Pinna is absent in prototheria.z 3. Prototheria has no nipples (mammae). 4. No marsupial pouch is present in prototheria. 5. in Prototheria, digestive and urinogenital tracts open into a cloaca. Cloaca opens outside through cloaca aperture. 6. [...]
The following points highlight the seven main types of flightless birds found in the world. The types are: 1. Dodo 2. Ostrich 3. Kiwi 4. Aptenodytes 5. Rhea 6. Emu 7. Cassowary. Flightless Bird: Type # 1. Dodo: It was filghtless bird of Maurutius which became extinct in 1681. Moa Flightless Bird: Type # 2. Ostrich (Struthio): It is called Shutarmurg [...]