Location and Geological Divisions of India The mainland of India extends from Jammu and Kashmir in the North to Kanyakumari in the South, Arunachal Pradesh in the East to Gujarat in the West. Its territorial stretch extends 12 nautical miles Read more…
Landforms and their evolution Landforms are the natural process of the earth’s surface that includes mountains, hills, plateaus, and plains. Landforms consist of their own physical shape, size, materials. These are the results of certain geomorphic processes and agents. Landforms Read more…
Pigeon (Columba livia) – General Characters The systematic position of Columba livia (Pigeon) Kingdom – Animalia Phylum – Chordata Subphylum – Vertebrata Superclass – Tetrapoda Class- Aves Subclass- Neornithes Superorder – Neognathae Order- Columbiform Family – Columbidae Species – Columba Read more…
Neoteny in Amphibians In some amphibians, the larva becomes sexually mature without metamorphoses or delay metamorphoses. In some amphibians, the character of neoteny is shown as the failure or delay of the larva to metamorphose while becoming sexually mature. Neoteny Read more…
Parental Care in Amphibians Parental care can be defined as the activities which are directed by an animal towards the protection and maintenance of its own offspring or those of a near relative. In comparison to birds and mammals, little Read more…