Archive | Animal Behaviour

Circadian Rhythm: Meaning, Examples and Mechanism | Zoology

In this article we will discuss about:- 1. Meaning of Circadian Rhythm 2. Examples of Circadian Rhythm 3. Diagnostic Features 4. Mechanism. Meaning of Circadian Rhythm: Circadian rhythm among all other rhythms have been widely studied. The term originated from two Latin words, circa mea­ning about and dian meaning a day. Circadian rhythm can be defined as an approximately 24 [...]

By |2016-10-20T08:57:27+00:00October 20, 2016|Animal Behaviour|Comments Off on Circadian Rhythm: Meaning, Examples and Mechanism | Zoology

Pheromones: Definition, Discovery and Classification

In this article we will discuss about:- 1. Definition of Pheromones 2. Discovery of Pheromones 3. Classification 4. Chemical Nature 5. Pheromones in Animals 6. Functions 7. Adverse Effects. Definition of Pheromones: Communication among animals is essen­tial for their well-being. Almost all animals communicate through chemicals produced by glands within the body. Pheromone is a chemical that is produced and [...]

By |2016-10-20T08:57:26+00:00October 20, 2016|Animal Behaviour|Comments Off on Pheromones: Definition, Discovery and Classification

Altruism among Animals: Meaning and Evolution | Zoology

In this article we will discuss about the meaning and evolution of altruism among animals. Meaning of Altruism: Altruism is defined as doing good to others, such as sharing food, warning others of danger, adopting orphans, defending one's own colony etc. Though small, there is always a cost involved in altruism. The altru­ists spend time which could have been used [...]

By |2016-10-20T08:57:20+00:00October 20, 2016|Animal Behaviour|Comments Off on Altruism among Animals: Meaning and Evolution | Zoology
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