Habit, Habitat and Morphology of the Dogfish
Dogfish are entirely marine and are plentiful in the waters of the European continental shelf. Similar species are found in most parts of the world….
Biology
Saprophytism and the Characteristics of Saprophytes
This is a mode of life exhibited by some fungi and bacteria in which their energy giving and body building requirements are derived from the…
Habit, Habitat and Morphology of a Cockroach
Six species of cockroach, belonging to four genera, occur in Great Britain. They are Periplaneta Americana, P. australasiae, Blatta orientalis and Blatella germanica and two species…
15 Endocrine Glands and their Functional Roles in a Rabbit
All endocrine structures develops from epithelia or nervous tissues, or from both. It is noteworthy that some structures described here have other important functions, e.g.,…
Complete Description of the Life History of the Honey Bee
Due to its great importance as a pollinator of flowers and as a producer of honey, the honey bee, Apis mellifica, is described as a…
Concise Description of the Classification of Insects
The class Insecta (insects) is split into two sub classes and twenty – four orders. Here, a very concise outline of the main diagnostic features…
Life History of the Cabbage White Butterfly
The cabbage white butterfly exhibits a fairly typical lepidopteran life history. This butterfly is scientifically known as Pieris brassicae. The adult butterflies appear in May…
Significance of Homospory, Apospory and Apogamy
What is Apospory and Apogamy? Before we describe these terms, we must first understand what homospory and heterospory mean. Homospory describes the condition in which…
How Autotomy and Regeneration Occur in Arthropods
The concept of autotomy is used to describe a defensive mechanism employed by animals to evade predators by way of distracting them or escaping from…
Fundamental Distinction Between Fruits and Seeds
Students sometimes experience difficulty in deciding whether a particular specimen is a fruit or a seed. Fruits and seeds have become quite a ‘confusing'(in biological…