Sunday 1 March 2015

CHAPTER 3 : RODENTS

RODENTS. 

DEFINITION


- Mammals of the rodentia characterized by single pair of continuously growing incisors in each of the upper and lower jaws. About forty percent of all mammals species are rodents, and they are found in vast numbers in all continents except Antarctica. They are most diversified mammalian order and can be found in variety of terrestrial habitats, including human made environments. There are species that are arboreal, fossorial and semi aquatic. Well known rodents include mice, rats, squirrels, prairie dogs, porcupines, beavers, guinea pig, and hamsters.



MOST COMMON RODENTS ( RAT/MICE )


- Rats are various. medium size long tailed rodents member of genus rattus. most important to which human are :



  • Roof Rats/Black rats (Rattus rattus)
  • Norway Rats/Brown rats (Rattus norvegicus)
  • House mice (Mus Musculus)


- This rats or so called rodents tend to live close by wit humans and eats the same food as we do too.



ROOF RATS (RATTUS RATTUS)





- Known as the ship rat, roof rat, house rat, Alexandrine cat, old English rat- Species originated in tropical Asia and spread through the Near East in Roman times before reaching Europe by the 1st century and spreading with Europeans across the world.

- Generalist omnivores
- Eat birds and insects and to farmers as they eat a wide range of agricultural crops 
- They are vectors of many disease including the bacterium Yersinia Pestis an agent of Bubonic Plague.

Appearance
-16-24 length, with a tail longer than the head and the body
- 150-200g in weight
- Pointed nose, larger ears, slender body when compared to the Norway Rat.

Life Cycle
- 5-10 young per litter ; 3-6 litters a year
- Gestation period of about 3 weeks 
- 12-16 weeks from birth to sexual maturity.


NORWAY RATS (RATTUS NORVEGICUS)



- Referred to as common rats, street rat, sewer rat, Hanover rat, Norway rat, brown Norway rat, Norwegian rat and wharf rat. 
- One of the largest muroids 

Appearance
- Up to 40cm in length, tail shorter than the head and the body.
- 350-500g in weight
- Blunt nose, small ears and a thicker body when compared to the Roof Rat.

Lifecycle
- 7-8 young per litter ; 3-6 litters a year
- Gestation period of about 3 weeks
10-12 weeks from birth to sexual maturity.


HOUSE MICE (MUS MUSCULUS)


- Small mammal of the order Rodentia
- House mouse has been domesticated as the pet or fancy mouse and as the laboratory mouse

Appearance
- 7-9.5cm in length with a tail around the same length 
- 12-30g in weight
- Small feet and head and large eyes and ears.

Lifecycle
- 4-16 young per litter ; 7-8 ;itters a year
- Gestation period of about 3 weeks.
- 8-12 weeks from birth to sexual maturity.


SIGNS OF RAT'S PRESENCE
  • Faeces
  • Footprints
  • Runway
  • Smears
  • Bitemarks
  • Burrows
  • Smell
  • Urine
  • Live rat
  • Carcass
  • Nest

RODENT CONTROL MEASURES

  • Eliminating sources of food
  • Eliminating breeding and nesting places
  • Rat-proofing building and other structures
  • Killing them















1 comment:

  1. I'm from the UK and I was once a Vaginal Cancer patient and pubic Lice.
    Until one day I watched Dr Itua Herbal Remedy on TV Channel on how he uses Herbal medicines to cure all kinds of disease, I was very inst rested on his herbal remedy because I was very sick at that moment and I was diagnosed with Brain Tumor and Vaginal Cancer. I took the risk to take his treatment after watching his documentary.
    I contacted him on Email and explained my situation to him, he kindly told me how it works and also how I can purchase his herbal product.
    A week later the herbal medicines were shipped to me through courier service, I drank his herbal medicines for three weeks and I was healed, cured from Brain Tumor/Vaginal Cancer.
    It was so marvelous that even my friends with Breast/Prostate Cancer also contacted Dr Itua for herbal products and they are all cured as well with Dr Itua Herbal Medicines, I do not know how many Sick people are here today or who have not yet read this. I pray god should let you see this to know there is wellness for you. He guaranties me that he can cure the listed diseases below______Bladder cancer,Brain cancer,Hiv,Herpes,
    Esophageal cancer,Gallbladder cancer,Gestational trophoblastic disease,Head and neck cancer,Hodgkin lymphoma
    Intestinal cancer,Breast Cancer,Prostate Cancer,Brain Tumor,Kidney cancer,Hpv,Tach Diseases,Leukemia,Liver cancer,Lung cancer,Melanoma,Mesothelioma,Adrenal cancer.Bile duct cancer,Bone cancer ,Multiple myeloma,Neuroendocrine tumors
    Non-Hodgkin lymphoma,Oral cancer,Ovarian cancer,Sinus cancer,Hepatitis A,B/C,Skin cancer,Soft tissue sarcoma,Wart Removal,Lupus,Spinal cancer,Stomach cancer
    Testicular cancer,Throat cancer,Thyroid Cancer,Uterine cancer,Fibroid,Angiopathy, Ataxia,Arthritis,Amyotrophic Lateral Sclerosis,Brain Tumor,Fibromyalgia,Fluoroquinolone Toxicity
    Syndrome Fibrodysplasia Ossificans Progres Sclerosis,Alzheimer's disease,Chronic Diarrhea,Copd,Parkinson,Als,Adrenocortical carcinoma Infectious mononucleosis. Vaginal cancer,Vulvar cancer
    Dr Itua Herbal Center Contact,Email: drituaherbalcenter@gmail.com
    or visit his website for more of Dr Itua works, www.drituaherbalcenter.com

    ReplyDelete