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Essay on animal kingdom for kids

essay on animal kingdom for kids

Gastrulation then occurs, where movement of the cells occur to correctly orient the different layers that would form the tissues and organs of the future animal (Reece, 2006). As opposed to the prokaryotes that only have single cells, animals are much more complicated and the processes happening between each kind of cell is pretty difficult to deduce. Retrieved February 19, 2009 from http animaldiversity. The presence of an animal in a house is considered to be a good omen. Movement may be as sophisticated as flying, such as that manifested by the birds of the class Aves and belonging to the phylum Chordata, or as simple as walking like we mammals. The cell wall also makes the plant structure rigid and stronger, pretty much like a defense from the outside world, and provides an area for signal transduction between cells to occur (Rader, 2009). This however can be argued upon, for despite the hundreds of differences between the members of the group, there exists many more that would bind them as one. For one thing, signals are attain through other means, like cell membrane junctions and receptor-signaling. The tiger is the symbol of Indias wealth of wildlife. Aside from plants are autotrophs and animals are heterotrophs, the latter has no cell wall (Johnson, 2008). Another term for this would be eukaryotes, meaning many nuclei, thus, many cells. New York: McGraw-Hill Myers,.

Short essay on, our, animal, friends for kids

In line with this, animal diversity also extends to its habitat. Other animals then obtain their energy from preying on other animals capable of digesting plants. And interestingly enough, a number of these can be mistaken as plants, such as the sponges (Porifera). Most live in water, including microscopic animal organisms which prefer the environment due to less stress and energy usage in motility. Advertisements: out of eight races of the species known, the Indian race, the Royal Bengal Tiger, is found throughout the country except in the north-western region and also in the neighbouring countries, Nepal, Bhutan and Bangladesh. The lack of cell wall also allows the animal to achieve a number of different cell types, thus tissues and different organ systems. Some are mentioned above, such as that of the muscular tissues needed for movement. This motion is a result of evolution being bias to different organs and body structures such as the wings for the birds, the fins for the fishes, and the long legs for the kangaroos. The animals are indeed our best friends. Each species would differ from the other, in terms of habitat, characteristics, hunting abilities, and much, much more. Finally, animals are composed of unique tissues, with function exclusively for animals only (Johnson, 2008).

Others still, obtained different skills in making plant material more edible, such as the humans do in cooking vegetables. We will write a custom essay. Retrieved February 20, 2009 from http www. Animals are very faithful and helpful. All of these contribute to the factors defining the Animal world. Children, specially the younger ones, like her very much. The combination of grace, strength, agility and enormous power has earned the tiger its pride of place as the national animal of India.

Some might also be taken into as bacteria, being very small for the naked eye. In villages, farmers own essay on animal kingdom for kids cows, buffaloes, bullocks, horses, mules, ponies and even asses for milk, farm work and over and above that, as a status symbol. Biology 4 Kids Website. Retrieved February 21, 2009 from http www. New York: Benjamin Cummings. The cow comes next. The vertebrates are still another issue, considering the rate of new species being discovered and produced through hybrid breeding. Right from the very early ages, a dog is perhaps the animal who has helped mankind the most.

Essay, example for Free - Sample 1391 words

This results to the fusion of two genomes one from each parent. This gives several recombination chances for different genes to be expressed in the offspring. Their stomachs are specialized organs, having four chambers and a flora of bacteria that helps them degrade the plant material they take in (Schoenian, 2005). A cat is also known to be among the best pets. The magnificent tiger, Panthera Tigris (Linnaeus is a striped animal. The world, consisting of different biospheres, houses the million of animal species (Johnson, 2008). Tigers are now getting extinct. At this point, the gastrula development would differ depending on the organism (Johnson, 2008). Plants, and some members of the prokaryotic groups such as bacteria have a cell wall covering the cell, just right outside the cell membrane.

Retrieved February 19, 2009 from http www. She provides us milk, and bullocks for the agriculture work. The fertilized zygote marks the start of embryonic development, followed by the actively dividing morula. Among the animals we can include goats, lambs hares or rabbits also. Motility, in a way or two, is described by all species of animals (Johnson, 2008). They, for this are called consumers, feeding on the producers. Even the simplest of the animals, like the sponges of the phylum Porifera, are composed of several cells working together (Myers, 2001). Next is that all animals are multicellular (Johnson, 2008). This diversity can be attributed to evolution development of different defining characteristics that would set apart the large number of organisms from each other. The material seemed lighter fare and parts seemed almost boring.

The animal kingdom is also the most diverse of all, consisting of around 10 million living species (Johnson, 2008). Specialized systems arise to muscle cells, essay on animal kingdom for kids nerves, and other which plants are not capable of making (Cartage, 2009). True, however there are a number of distinctive characteristics that would differentiate the two kingdoms. Sponges, again from the phyla Porifera, may be plant-like in terms of motility, but one must remember that the young sponges and corals are once mobile, just like small jellyfishes under the sea (Myers, 2001). Other still, some might argue, prefers the air above, like the Aves class. This means that organisms under this classification are composed of several cells, resulting to more complex body organization. The existence of different biospheres could have also contributed into the evolution of the different species. Others would include the nervous tissues for signals, the immunity-related tissues for body protection, and the organ systems for different access to the outside world. The horse or the mule is yet another animal that helps mankind in more ways than one. Plants, on the other hand are generally considered stable; movement only observable in terms of growth and extension of parts, like the tendrils and the vines. The resulting development is also similar for them. Diversity is also contributed by the reproduction mechanism of the animals.

Essay on, animal, testing for, kids

Blue Planet Biomes Web. Today, the tiger advances as a symbol of Indias conservation of itself its wildlife heritage. Man is a social animal. The Animal Kingdom is one diverse classification containing thousands of species, with thousands more waiting to be discovered. Advertisements: Lord of the Indian Jungles, is the National Animal of India. Also, sexual reproduction essay on animal kingdom for kids is prone to several mutations, which can give rise to even more diversity in the population (Reece, 2006). This fact itself proves our nearness to the animal kingdom.