In this article we will discuss about the excretory system in toad with diagram. Also learn about: 1. Structure of Kidney in Toad 2. Mechanism of Urine Formation in Toad. Various substances are manufactured within a toad's body during its routine metabolic activities. Some of these are of no use and may cause harm if they are retained for a [...]
In this article we will discuss about the endocrine system of toad. The endocrine (endos = within; krine = separate) system includes a number of ductless glands which secrete chemical substances called hormones (hormao —excite) directly into the blood stream. They are thus distinguished from the exocrine glands, such as liver, which pour out their secretions externally through ducts. The [...]
In this article we will discuss about:- 1. Breeding of Toad 2. Fertilization of Egg in Toad 3. Embryonic Development 4. Larval Stage 5. Metamorphosis. Breeding of Toad: Toads breed during the rainy season. Males come by the side of a suitable pond or ditch and begin to croak loudly by inflating their vocal sac. Invited by the song, the [...]