Here is an essay on ‘Piggery’ for class 11 and 12. Find paragraphs, long and short essays on ‘Piggery’ especially written for school and college students. Essay on Piggery Essay Contents: Essay on the Introduction to Piggery Essay on the Selection of Breeds of Pig Essay on the Feeding and Management of the Herd Essay on the Advantages of Pig [...]
During Mesozoic era, the age of reptiles (dinosaurs), mammals were small, generalised and rare. By the end of Mesozoic or beginning of Coenozoic, the dinosaurs vanished and mammals suddenly expanded into varied evolutionary patterns. Early in Cretaceous period, placental mammals became distinct from marsupials. During Eocene and Oligocene, most of the orders of mammals originated moving into habitats and ecological [...]
The following points highlight the three main types of teeth found in mammals. The types are: 1. Incisors 2. Canines 3. Cheek Teeth (Premolars and Molars). Type # 1. Incisors: These are the front teeth borne by the premaxillae in upper jaw and tips of dentaris in lower jaw They are single-rooted, monocuspid and long, curved and sharp-edged. They are [...]