Animals are multicellular, eukaryotic organisms in the biological kingdom Animalia. With few exceptions, animals consume organic material, breathe oxygen, have myocytes and are able to move, can reproduce sexually, and grow from a hollow sphere of cells, the blastula, during embryonic development.

Most living animal species belong to the infrakingdom Bilateria, a highly proliferative clade whose members have a bilaterally symmetric body plan. Extant bilaterians include the basal group Xenacoelomorpha, but the vast majority belong to two large superphyla: the protostomes, which include phyla such as arthropods, molluscs, flatworms, annelids and nematodes, etc.; and the deuterostomes, which include the three phyla echinoderms, hemichordates and chordates, the latter with the vertebrates being its most successful subphylum. Precambrian life forms interpreted as early complex animals were already present in the Ediacaran biota of the late Proterozoic, but fossils of primitive sponge and other speculative early animals have been dated to as early as the Tonian period. Nearly all modern animal phyla became clearly established in the fossil record as marine species during the Cambrian explosion, which began around 539 million years ago (Mya), and most classes during the Ordovician radiation 485.4 Mya. 6,331 groups of genes common to all living animals have been identified; these may have arisen from a single common ancestor that lived 650 Mya during the Cryogenian period.


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Historically, Aristotle divided animals into those with blood and those without. Carl Linnaeus created the first hierarchical biological classification for animals in 1758 with his Systema Naturae, which Jean-Baptiste Lamarck expanded into 14 phyla by 1809. In 1874, Ernst Haeckel divided the animal kingdom into the multicellular Metazoa (now synonymous with Animalia) and the Protozoa, single-celled organisms no longer considered animals. In modern times, the biological classification of animals relies on advanced techniques, such as molecular phylogenetics, which are effective at demonstrating the evolutionary relationships between taxa.

The word "animal" comes from the Latin animalis, meaning 'having breath or soul'.[4] The biological definition includes all members of the kingdom Animalia.[5] In colloquial usage, the term animal is often used to refer only to nonhuman animals.[6][7][8][9] The term "metazoa" is derived from the Ancient Greek  (meta, meaning "later") and  (zia, plural of  zion, meaning animal).[10][11]

In 1758, Carl Linnaeus created the first hierarchical classification in his Systema Naturae.[165] In his original scheme, the animals were one of three kingdoms, divided into the classes of Vermes, Insecta, Pisces, Amphibia, Aves, and Mammalia. Since then the last four have all been subsumed into a single phylum, the Chordata, while his Insecta (which included the crustaceans and arachnids) and Vermes have been renamed or broken up. The process was begun in 1793 by Jean-Baptiste de Lamarck, who called the Vermes une espce de chaos (a chaotic mess)[f] and split the group into three new phyla: worms, echinoderms, and polyps (which contained corals and jellyfish). By 1809, in his Philosophie Zoologique, Lamarck had created 9 phyla apart from vertebrates (where he still had 4 phyla: mammals, birds, reptiles, and fish) and molluscs, namely cirripedes, annelids, crustaceans, arachnids, insects, worms, radiates, polyps, and infusorians.[163]

In 1874, Ernst Haeckel divided the animal kingdom into two subkingdoms: Metazoa (multicellular animals, with five phyla: coelenterates, echinoderms, articulates, molluscs, and vertebrates) and Protozoa (single-celled animals), including a sixth animal phylum, sponges.[169][168] The protozoa were later moved to the former kingdom Protista, leaving only the Metazoa as a synonym of Animalia.[170]

What to do with this knowledge

 that our living is not guaranteed?

 

 Perhaps one day you touch the young branch

 of something beautiful. & it grows & grows

 despite your birthdays & the death certificate,

 & it one day shades the heads of something beautiful

 or makes itself useful to the nest. Walk out

 of your house, then, believing in this.

 Nothing else matters.

 

 All above us is the touching

 of strangers & parrots,

 some of them human, 

 some of them not human.

 

 Listen to me. I am telling you

 a true thing. This is the only kingdom.

 The kingdom of touching;

 the touches of the disappearing, things.

Each person can say that they know of or can name at least one animal. However, do people know that animals are not merely a group but a kingdom? What does Animalia kingdom mean? What defines kingdom Animalia? To define the kingdom Animalia, one must think of it in a biological sense. Kingdom Animalia or just Animalia is a huge kingdom consisting of eukaryotic, multicellular animals that are heterotrophic in nature.

What are the characteristics of Kingdom Animalia? Members of kingdom Animalia lack a cell wall, which is found in plant cells, despite the fact that they are unable to create their own food, which is one of the most distinguishing traits of plants. The majority of animals, with the exception of a few, are motile, which helps them to successfully respond to stimuli and obtain food, among other things. One can also go more into depth about the structure and reproduction and growth characteristics of animals.

It is interesting to note that despite all animal kingdom species being multicellular, not all of their cellular arrangements abide by this rule. Animal levels of the organization are categorized into the following categories based on cellular organization patterns:

The kingdom organisms are divided into many phylum animals in the kingdom Animalia phylum. What is a phylum? What is it for? A phylum (plural: phyla, not phylums) is a major taxonomic rank below Kingdom. The members of the animal kingdom are categorized into numerous phyla and subpyla. These divisions help to form the animal kingdom hierarchy and include the eukaryotic kingdom chart.

Cnidaria is a phylum under the kingdom Animalia that contains approximately 11,000 species of aquatic organisms found in both freshwater and marine settings, with a focus on the latter. Their distinctive characteristic is cnidocytes, which are specialized cells used mostly for prey capture. Mesoglea, a non-living jelly-like substance sandwiched between two layers of epithelium, each roughly one cell thick, makes up their bodies.

Animalia is a kingdom of eukaryotic creatures. Parthenogenesis is the process through which they reproduce sexually or asexually. When you think of animals, you typically think of species from the phylum Chordata, but there are many others.

All the species in a particular kingdom have similar characteristics in terms of their growth and the way they function. Now let's look at where the family relationships that define nature's kingdoms come from:

Zoonotic diseases are a subset of infectious diseases, which account for enormous morbidity and mortality. Pathologies like malaria, rabies, Lyme disease, leptospirosis, avian flu etc. are microbe- and parasite-caused ailments, where the etiological agents are introduced into or on the human body via ticks, mosquitoes, birds, rodents, bats, and deer, among other members of kingdom Animalia. While some of the zoonotic diseases are well-investigated and caution taken against, a lot many are yet to be recognized. This ignorance costs health, and lives, especially in developing countries. To promote awareness regarding the risks of immunogenicity and pathogen dissemination by hitherto unknown non-plant organisms, the members of kingdom Animalia, this letter has been compiled. The vector exploitation mechanisms of the pathogens, and in silico evidences of conserved protein domains across the potential pathogen reservoirs have been mentioned to underline the importance of this topic.

Kingdom Animalia is a taxonomic kingdom of living and extinct animals. Members of this kingdom are characterized by being eukaryotic, multicellular, heterotrophic, lacking a cell wall, and mostly are motile.

There are over 9 million species of animals found on Earth. They range from tiny organisms made up of only a few cells, to the polar bear and the giant blue whale. All of the organisms in this kingdom are multicellularand heterotrophs - that means they rely on other organisms for food.

The organisms in this kingdom don't have cell walls like plants do. The cells of organisms in this kingdom organize into tissue that can perform special functions. The tissue can then organize into organs like hearts, brains, and skin!

Most of the organisms in this kingdom can move, and they reproduce with an egg and a sperm. Organisms in the kingdom are organized into groups called phyla. There are more than 35 phyla in the animal kingdom.


The work in this book is both personal and communal. I feel, as I wander through its pages, an intense intimacy with the people to and of whom Girmay is speaking. I learn about their lovers, their habits, the location of their hat stores, the cactus in the cemetery where their bodies rest. It is nearly voyeuristic at times, but then whatever window I am peaking through is always, at a critical moment, opened, and I am invited inside. If our classification systems encourage stratifications that assign us to individual divisions, classes, orders, families, Girmay reminds us that her kingdom is also our own.

Kingdom Animalia, an exhibition which runs now through April 22, 2020 at Studio 18 in the Pines, is a celebration of the beauty, wonder and intelligence of the varied and majestic animal kingdom. Admission and parking are free. For more info, please call 954-961-6067. Studio 18 is located at 1101 Poinciana Drive. Free workshops are also being offered - space is limited. e24fc04721

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