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 snakes 

Information about snakes

There are approximately (3000) types of snakes, about (600) types of them are poisonous and (200) types are capable of killing or harming humans, and snakes are cold-blooded animals, some of which do not have scales, while these scales help others. To maintain its moisture, and reduce friction when moving. The snake can swallow the prey that catches it while it is alive or works to restrict it so that it can kill it. But there are some types such as; An eel that gives birth to young snakes.

Snakes are often able to shed their skin once per month, a process called dermolysis, as this process helps them grow and get rid of parasites, and snakes get rid of their skin by approaching a tree branch and rubbing its body with it, until The skin slips off the head first. 

Snakes move from one place to another with ease and ease, and their movement depends on contracting and relaxing the muscles on the sides of their body to be able to move forward and move forward, . Here is some important information about snakes:

longest snake: The reticulated viper is one of the longest snakes , with a length of 10.5 m.

shortest snake: String snake, no more than 11 cm in length.

weight: The green anaconda is the heaviest snake, weighing up to 227 kg.

middle age: 40 years old.

types of snakes 

Among the most famous families of snakes and their types are the following: 
Elapid snakes: All members of this family are venomous snakes that often spread in tropical and subtropical regions. They have fixed, hollow fangs, and produce a poison that attacks the nervous system of prey. The most famous species belonging to this family are: 
The Black Mamba. 
The Indian Cobra . 
The King Cobra . 
The white cobra. 
The Green Mamba. 
Sea snakes . 
Russell's Viper. 
Saw-scaled Viper. 
Gaboon Viper. 
western diamondback rattlesnake 
Corn Snake. 
California Kingsnake. 
The boomslang. 
Black Rat Snake. 
Emerald Boa. 
Boa constrictor. 
Green anaconda. 

The Python family: All members of this family are non-toxic, and they kill their prey by squeezing them, and the most famous types are: 
The Reticulated Python
Burmese python 
African rock python

Snakes multiply 

The methods of reproduction of snakes vary according to their types, most species reproduce by laying eggs (Oviparous), and the most famous snakes that reproduce in this way belong to the species belonging to the Hancaceae family, which includes two-thirds of the species of snakes in the world, and the species belonging to the Arbid family. 
Most snakes abandon eggs after they are laid, but some species wrap around the eggs to provide them with the appropriate heat until they hatch, and the king cobra is the only snake in the world that builds a nest in which to lay eggs, and protects its eggs until they hatch. 
Some types of snakes such as vipers, rattlesnakes, anacondas, boa constrictors, and sea snakes - with the exception of species of the genus Laticuda - reproduce by birth, some give birth to live young and are called viviparous, while others produce eggs that remain in the mother's body until they hatch, Then the live young come out of the mother's body without the egg, and these snakes are described as ovoviviparous. 
Young snakes are fully grown and begin to depend on themselves from the first day, and the young of the venomous species are equipped with fangs, venom and can give a fatal sting.

The internal structure of the body of snakes 

Snakes belong to the group of reptiles , and they lack movable eyelids, ear openings, and limbs. The body of a snake is often narrow, but it extends longitudinally, and therefore most of its members come longitudinal to fit this physical structure, The internal structure of the body of snakes is on As follows:

Head, skull and jaws 

Snakes have a skull that is characterized by being dynamic and with a distinctive structure, as it contains much more moving parts than the human skull, through which snakes can move the left and right side of the jaws separately, and the bones of the skull are connected by rubber bands, allowing them to open and extend the jaws significantly. 

skeleton 

The most important characteristic of snakes is the presence of the skeleton extending from the skull to the tail region, and this skeleton is divided into five sections (vertebral structures); The first two structures of it are called (atlas), followed by the non-cleft neck vertebrae, then a group of vertebrae ranging from (100-600) vertebrae located in the middle of the body and containing ribs. 
 As for the last section, it consists of (2-10) vertebrae, which are located in the pelvic area and what is before. 

Skin 

Snakes, like all crawling animals, have a layer of scales or scales that provide complete protection for the animal from friction and the risk of dehydration. The scales are located on most of the snake's body, and the scales under the abdomen are thicker than those on the sides or in the upper area. 

paragraphs 

Vipers have more vertebrae than any other animal. The Australian viper has nearly 600 vertebrae. It is worth noting that snakes contain two types of vertebrae. The first is the body vertebrae, whose number ranges from (100-450) vertebrae, and the second is the tail vertebra, whose number ranges from (10-250) vertebrae.

Physical traits of snakes 

Snakes are characterized by some formal characteristics, as follows: 
Snakes have a very narrow and long body. 
Scales cover the body of the snake. 
Snakes have eyes without eyelids. 
Snakes do not have ear holes.

Behavioral traits of snakes 

Snakes are characterized by some behavioral characteristics, which are as follows: 
They use the environment they are in to get warm or cold to regulate their body temperature. 
She prefers to stay away from people and does not attack anyone unless provoked or trying to capture her. Prefer to hunt live animals to feed on them. 
It kills prey by injecting venom into its body with its teeth. 
They have strong, sharp fangs that they use to attack prey or to defend themselves. 
They become more active when the temperatures are mild. 
The snake changes its outer layer of scales when it gets bigger. 
Snakes use their tongues to locate prey, food, or to find a mate.

home of snakes 

Snakes are found in almost different regions of the world except for Antarctica, Iceland, Greenland, Ireland and New Zealand. 
The habitats of snakes vary according to their different species, as some snakes are found in rainforest areas, while there are types of snakes that prefer to live in the desert. 
Some types of snakes live in the desert and spend their day in burrows dug by other wild animals, and there are other types of snakes that exist or live in water, due to the fact that snakes are among the animals that regulate the temperature of their bodies externally, they do not prefer Live in habitats with low and cold temperatures. 
Some types of snakes are found in very cold regions in the winter, but they dig deep dens in the ground to hide in them, and remain in a state of hibernation until the arrival of spring, which is characterized by the warmth of the weather.

snake food 

Snakes are carnivores , and therefore they feed on all the animals that they can hunt, such as; Rodents, mammals, birds, fish, reptiles, insects and other animals, and some snakes possess a deadly poison, which paralyzes the prey after injecting it into its body through its hollow fangs, such as the cobra and the rattlesnake.
Snakes do not chew the food they eat, but swallow it whole, and after they eat their meal they will tend to be calm during digestion, especially if the prey is of a large size, and if the snake is harassed during this period, it initiates vomiting food in order to be able to escape. 
On the contrary, the digestion process will occur very efficiently if it is not harassed, and the snake can remain for a long time without the need for food, especially if the prey that it ate is large.

snake bite 

Not all snakebites are fatal, as some bites are not very dangerous, they only cause some swelling in the place of the bite, but the bites of some types of venomous snakes can be dangerous and deadly, and therefore they must be treated quickly to avoid a bad condition, and snakes often bite to harm prey or to defend itself. 
There are two types of bites that snakes inflict in the face of others:

dry bite 
It is the sting in which the snake does not secrete any venom, and such a sting can fall from non-venomous snakes.

venom sting 
It is the bite in which the snake secretes poison, and it is the most dangerous for the life of the person exposed to it.
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