Tag Archives | Birds

Birds: Characteristics, Habit and Structure | Phylum Chordata

In this article we will discuss about Birds:- 1. Characteristic Features of Birds 2. Habit and Habitat of Birds 3. Structure 4. Digestive System 5. Respiratory System and Sound Produ­cing Organ 6. Circulatory System 7. Nervous System and Sense Organs 8. Urinogenital System. Contents: Characteristic Features of Birds Habit and Habitat of Birds . Structure of Birds Digestive System of [...]

By |2016-07-22T08:09:24+00:00July 22, 2016|Birds|Comments Off on Birds: Characteristics, Habit and Structure | Phylum Chordata

Bird Migration: Definition, Types, Causes and Guiding Mechanisms

In this article we will discuss about the Migration of Birds:- 1. Definition of Bird Migration 2. Types of Bird Migration 3. Causes 4. Guiding Mechanisms 5. Disadvantages. Contents: Definition of Bird Migration Types of Bird Migration Causes of Migration Guiding Mechanisms in Bird Navigation Disadvantages of Bird Migration 1. Definition of Bird Migration: The word "migration" has come from [...]

By |2016-07-22T08:09:23+00:00July 22, 2016|Birds|Comments Off on Bird Migration: Definition, Types, Causes and Guiding Mechanisms

Classification of Birds | Class Aves

In this article we will discuss about the classification of birds. 1. Subclass Archaeornithes [Gk. Archios = ancient + ornithos = bird] [1 species, Jurassic, Bavaria]: i) This subclass includes most primitive, fossil birds of Jurassic period and are known from Germany. ii) Wings had primitive feathers. iii) Tail feathers were arranged in a row along each side of a [...]

By |2016-07-22T08:09:11+00:00July 22, 2016|Birds|Comments Off on Classification of Birds | Class Aves
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