List of articles № 122
Can Rats Eat Fish? Rodent Dietary Preferences
Rats exhibit highly adaptable foraging strategies that enable survival across diverse habitats. Their sensory apparatus—particularly olfaction and whisker tactile perception—guides exploration of complex environments, from underground burrows to surface debris.. Date latest changes:
Why Rats Twitch in Their Sleep?
Rats experience polyphasic sleep, alternating rapid eye movement (REM) and non‑REM periods throughout a 24‑hour cycle. Non‑REM sleep comprises three stages: light sleep (stage 1), intermediate sleep (stage 2), and deep slow‑wave sleep (stage 3).. Date latest changes:
Nutria – Water Rat: Photos and Interesting Facts
The nutria, commonly called the water rat, belongs to the order Rodentia and is placed within the family Mustelidae, subfamily Lutrinae. Its current scientific designation is «Myocastor coypus», the sole extant species of the genus «Myocastor».. Date latest changes:
What Is the Term for Rat Control?
Effective rodent management begins with accurate identification of the species present. Each pest exhibits distinct physical traits, habitat preferences, and behavioral patterns that influence control strategies. The most frequently encountered rodents include:. Date latest changes:
Protein is essential for the growth, tissue repair, and immune function of dambo rats. A balanced diet must include high‑quality animal and plant proteins that are digestible and free of excess fat or additives. Cooked lean chicken breast – shredded, unseasoned;. Date latest changes:
Mice typically live between 1.5 and 3 years under laboratory conditions, with the most common strains reaching an average of 2 years. In natural habitats, survival is shorter, often limited to 12–18 months due to predation, disease, and environmental stressors.. Date latest changes:
Rats in the Home: What Dangers They Pose
Direct contact with domestic rats poses immediate health risks. Bites can puncture skin, introducing oral bacteria such as Streptococcus and Staphylococcus species. These pathogens may cause cellulitis, abscess formation, or systemic infection if untreated.. Date latest changes:
What to do if a rat is lethargic and inactive?
Lethargy in rats manifests as a marked reduction in activity and responsiveness. A rat that is normally curious and agile will appear subdued, with limited movement and a lack of engagement with its environment. Typical visual cues include:. Date latest changes:
Folk remedies against rats and mice
Rats and mice serve as vectors for numerous pathogens, contaminating food, water, and surfaces with urine, feces, and saliva. Direct contact or inhalation of aerosolized particles can introduce infections to humans and domestic animals. Leptospira spp.. Date latest changes:
What to Do If a Child Is Bitten by a Rat
When a child suffers a rat bite, the first moments determine the risk of infection and the effectiveness of later treatment. Remain calm; a steady demeanor prevents the child from panicking and facilitates cooperation. Apply direct pressure to the wound with a clean cloth or sterile gauze to stop bleeding.. Date latest changes:
Methods to Remove Rats from a Country House Without Harming the Family
Droppings and urine left by rodents pose significant health risks in a rural residence. They contain pathogens such as hantavirus, leptospira, and salmonella, which can be transmitted through inhalation of dried particles or direct contact with contaminated surfaces.. Date latest changes:
Folk Methods for Complete Elimination of Mice and Rats in a Private Home
Natural rodent control techniques rooted in folk tradition offer distinct benefits for residential environments. Safety is a primary advantage; methods based on herbs, essential oils, or physical barriers contain no toxic chemicals, reducing risk to children and pets.. Date latest changes:
How to Repel Mice: Simple Home Recipes
«Droppings and Urine Smells» indicate active rodent presence and attract additional mice. Detecting these signs early prevents infestation growth. Visual inspection of cabinets, pantry shelves, and hidden corners reveals dark, pellet‑shaped feces.. Date latest changes:
Mouse in a Basement Photo: How to Detect Rodents in the Cellar
Droppings provide the most reliable visual cue that rodents are present in a cellar. Their dimensions, morphology, and placement reveal both the species involved and the extent of activity. Size: mouse feces are typically 2–6 mm long and 0.. Date latest changes:
Comparison of Rats and Mice: How They Differ
Adult rats and adult mice exhibit distinct biological and behavioral characteristics that influence their use in research and handling. Rats typically weigh 250–500 g, whereas mice range from 20–40 g. The size disparity affects housing requirements, feeding schedules, and equipment compatibility.. Date latest changes:
Droopy-Eared Cats Catching Mice: Amazing Hunters
Feline ear morphology exhibits a spectrum from erect to pendulous structures, each reflecting distinct evolutionary pressures. Drooping ears appear in several domestic breeds and wild subspecies that demonstrate high proficiency in rodent capture, suggesting a functional link between ear shape and hunting performance.. Date latest changes:
Onions contain thiosulphates, a class of organosulfur compounds that release volatile sulfur species upon tissue disruption. These substances act as potent oxidizing agents, converting hemoglobin iron from the ferrous to the ferric state and inducing methemoglobinemia.. Date latest changes:
House Mice: How They Adapt to Humans
House mice that live alongside humans are small rodents, typically measuring 6–10 cm in body length with a tail of comparable length. Their weight ranges from 10 to 25 g, allowing easy navigation through narrow gaps in walls, floors, and appliances.. Date latest changes:
How Many Offspring Does a Mouse Produce at One Time?
Mice exhibit considerable variation in the number of pups delivered per gestation, a trait shaped by multiple biological and environmental determinants. Genetic background exerts a primary influence; inbred strains such as C57BL/6 typically produce smaller litters than outbred stocks, reflecting inherited differences in reproductive physiology.. Date latest changes:
Ultrasonic Mouse Repeller: How It Works
Ultrasound refers to sound waves with frequencies above the upper limit of human hearing, typically greater than 20 kHz. These waves propagate through air, liquids, or solids as alternating compressions and rarefactions of the medium, obeying the same physical principles as audible sound but at a much higher pitch.. Date latest changes:
Online sound recordings for repelling rats and mice
Rodents carry pathogens that cause severe illnesses in humans and livestock. Bacterial agents such as Salmonella, Leptospira, and Streptobacillus are transmitted through urine, feces, and contaminated food, leading to gastroenteritis, kidney failure, and fever.. Date latest changes:
How to Eliminate Mouse Odor in a Private House
Mouse odor often penetrates porous surfaces, making walls and ceilings a primary reservoir for lingering scent. Effective remediation must target these structures directly, preventing re‑emission into living spaces. Identify affected areas by visual inspection for stains, droppings, or discoloration.. Date latest changes:
Can Mice and Rats Co‑Exist in One Room?
Mice and rats differ markedly in body dimensions, influencing how they occupy shared space. An adult house mouse (Mus musculus) typically measures 2.5–4 cm in body length, with a tail of equal length, and weighs 10–25 g. A common Norway rat (Rattus norvegicus) ranges from 20–25 cm in body length, tail 18–22 cm, and mass 250–500 g.. Date latest changes:
Porphyrin in Rats: Role in Nutrition
Porphyrins are tetrapyrrolic macrocycles composed of four pyrrole rings linked by methine bridges, forming a planar, conjugated system that confers strong absorption in the visible region. Each pyrrole contributes a nitrogen atom that coordinates a central metal ion, typically iron in the form of heme, but also magnesium, zinc, copper, or cobalt in various biological contexts.. Date latest changes:
Pet Rat Diseases: Main Pathologies and Prevention
Detecting early disease in pet rats hinges on observing minute behavioral and physiological shifts that owners often overlook. A rat that suddenly reduces activity, hoards food without eating, or exhibits slight changes in grooming may be signaling an underlying condition.. Date latest changes:
Reddish Urban Rats: Coat Color Traits in City Populations
The investigation quantifies the frequency and distribution of reddish pelage variants within metropolitan rat colonies, evaluating genetic, environmental, and demographic determinants. Field sampling comprised 1,254 individuals captured across ten urban districts, with coat coloration recorded using a standardized spectrophotometric protocol.. Date latest changes:
The black rat (Rattus rattus) occupies a distinct position within mammalian taxonomy. It belongs to the kingdom Animalia, phylum Chordata, class Mammalia, order Rodentia, family Muridae, genus Rattus, and species rattus. This hierarchical framework reflects evolutionary relationships established through morphological and genetic analyses.. Date latest changes:
Cashews contain three primary macronutrients: protein, fat, and carbohydrate. Their approximate composition per 100 g is: Protein: 18 g Fat: 44 g (predominantly monounsaturated and polyunsaturated fatty acids) Carbohydrate: 30 g (including 3 g of dietary fiber) Rats require a diet balanced in these macronutrients to support growth, reproduction, and metabolic health.. Date latest changes:
Is a Rat a Rodent? Biological Classification
Rats belong to the order Rodentia, family Muridae, and are therefore true rodents. Their classification rests on a set of morphological and physiological traits that define the order. Continuously growing incisors in both upper and lower jaws Single pair of incisors per jaw, each with a sharp, chisel‑like edge Presence of a diastema separating incisors from molars Enamel limited to the outer front surface of incisors, creating a self‑sharpening grinding edge Highly. Date latest changes:
How Do Eggs Form in an Adult Rat?
Egg development in mature rats proceeds through a series of well‑defined follicular stages, each characterized by distinct cellular and morphological features. Primordial follicles : Consist of a single layer of flattened granulosa cells surrounding an immature oocyte.. Date latest changes:
How to Catch a Domestic Rat? Practical Tips
When a domestic rat is captured, several health hazards can affect the handler. • Zoonotic infections such as leptospirosis, salmonellosis, and hantavirus may be transmitted through direct contact with saliva, urine, or feces. • Allergic responses, ranging from skin irritation to respiratory distress, often result from exposure to rat dander and urine proteins.. Date latest changes:
How to Kill a Rat in an Apartment: Safe Methods
Rats in residential units carry pathogens that can cause severe illness, making disease prevention a critical component of any eradication effort. Leptospirosis – bacteria spread through urine-contaminated water or surfaces; symptoms include fever, headache, muscle pain, and potential kidney failure.. Date latest changes:
How to Play Properly With a Rat
When engaging a rat in interactive sessions, distinguishing between playfulness and aggression prevents injury and builds trust. Recognize the following cues. Playful behavior: Light, rhythmic nibbling that stops when the rat is gently redirected.. Date latest changes:
Gestation Period of Decorative Rats
The gestational interval of ornamental rats refers to the time span from conception to birth during which embryonic development occurs within the female’s uterus. This period is measured in days and is a fundamental metric for understanding reproductive biology, population dynamics, and breeding management of these domesticated rodents.. Date latest changes:
Can Rats Be Fed Egg Yolk: Tips
Egg yolk supplies a broad spectrum of vitamins essential for rat health. Vitamin A supports vision and epithelial integrity; vitamin D regulates calcium metabolism; vitamin E acts as an antioxidant; vitamin K participates in blood clotting; B‑complex vitamins facilitate energy production and nervous system function.. Date latest changes:
Why does a rat overturn its feeding bowl?
Rats rely heavily on olfactory cues to locate and assess food. When a bowl is placed on a surface, the surrounding air carries volatile compounds from the food, the bowl material, and any residual scents in the environment. Detecting these signals, a rat samples the perimeter, often nudging the container to expose fresh scent layers and verify the source’s authenticity.. Date latest changes:
Seeing a large live rat in a dream: what does it mean
Rodents appear frequently in dream narratives, serving as compact symbols of survival, resourcefulness, and hidden concerns. Their small size and rapid movement draw attention to aspects of life that operate beneath the surface, prompting the dreamer to examine unnoticed details.. Date latest changes:
Domestic Rat Breeds: Photos and Names
Domestic rats originated from the brown rat (Rattus norvegicus) and the black rat (Rattus rattus), species that spread worldwide as commensals. Early 20th‑century breeders captured wild individuals, observed temperament, and began selective mating to enhance docility, coat variety, and health.. Date latest changes:
How to Drive Rats Out of a Chicken Coop Using Folk Remedies
Rats attracted to a coop introduce several direct health threats to chickens. Their presence can lead to the following conditions: Salmonellosis – rats carry Salmonella bacteria that can contaminate feed, water, and nesting material, causing diarrhea, dehydration, and high mortality in flocks.. Date latest changes:
How to Prepare Rat Poison at Home: Step‑by‑Step Instructions
Accidental ingestion of homemade rodent toxin by children poses a severe health threat because the substances used are highly toxic and often lack child‑resistant packaging. Before mixing any lethal compound, secure the preparation area. Remove all toys, food, and unrelated chemicals.. Date latest changes: