Animal Kingdom - QS Study
QS Study

Characteristics of Vertebrates

Some of characteristics of Vertebrates are Describe below. The Vertebrates have some distinguishing characteristics as the invertebrates have. The main characteristic of the vertebrates are, they......

Characteristics of Invertebrates

Some of characteristics of Invertebrates are Describe below. Invertebrates do not have vertebral columns. These animals do not have any skeleton. Their eyes are simple. Sometimes......

Explain Frog Female Reproductive System

Frog female reproductive system: The female reproductive organs include a pair of ovaries (Figure). The ovaries are situated near kidneys and there is no functional......

Explain Frog Male Reproductive System

Frog male reproductive system: Frogs have well organized male and female reproductive systems. Male reproductive organs consist of a pair of yellowish ovoid testes (Figure),......

Describe Vascular System of Frog

The vascular system of frog is well developed closed type. Frogs have a lymphatic system also. The blood vascular system involves heart, blood vessels and......

Explain Anatomy of Frog

Anatomy of Frog: The body cavity of frog accommodates different organ systems such as digestive, circulatory, respiratory, nervous, excretory and reproductive systems with well developed structures......

Explain Morphology of Frog

Morphology of Frog: The skin of frog is smooth and slippery due to the presence of mucus. The skin is always maintained in a moist......

Explain Nervous System of Cockroach

The nervous system of cockroach consists of a series of fused, segmentally arranged ganglia joined by paired longitudinal connectives on the ventral side. Three ganglia......

Respiratory System of Cockroach

The respiratory system consists of a network of trachea, that open through 10 pairs of small holes called spiracles present on the lateral side of......

Blood Vascular System of Cockroach

Blood vascular system of cockroach is an open type (Figure). Blood vessels are poorly developed and open into space (haemocoel). Visceral organs located in the......

Explain Anatomy of Cockroach

The alimentary canal present in the body cavity is divided into three regions: foregut. midgut and hindgut (Figure). The mouth opens into a short tubular......

Explain Morphology of Cockroach

The adults of the common species of cockroach, Periplaneta americana are about 34-53 mm long with wings that extend beyond the tip of the abdomen......