Omnivores (from Latin: omne all, everything; vorare to devour) are species that eat Eating is the process of ingesting food to provide for an animal's nutritional needs, particularly for energy and growth. All animals must eat organisms in order to survive: carnivores eat other animals, herbivores eat plants, and omnivores consume a mixture of both; see feeding both plants Plants are living organisms belonging to the kingdom Plantae. They include familiar organisms such as trees, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The scientific study of plants, known as botany, has identified about 350,000 extant species of plants, defined as seed plants, bryophytes, ferns and fern allies. As of 2004, and animals Animals are a major group of mostly multicellular, eukaryotic organisms of the kingdom Animalia or Metazoa. Their body plan eventually becomes fixed as they develop, although some undergo a process of metamorphosis later on in their life. Most animals are motile, meaning they can move spontaneously and independently. All animals are also as their primary food Food is any substance, usually composed of carbohydrates, fats, proteins and water, that can be eaten or drunk by an animal, including humans, for nutrition or pleasure. Items considered food may be sourced from plants, animals or other categories such as fungus or fermented products like alcohol. Although many human cultures sought food items source. They are opportunistic, general feeders not specifically adapted to eat and digest either meat or plant material exclusively.[1] Pigs Pigs are a genus of even-toed ungulates within the family Suidae. The name hog most commonly refers to the domestic pig in everyday parlance, but technically encompasses several distinct species, including the wild boar. Swine is a collective noun generally used to describe pigs as a group rather than an individual, however it may often be implied are one well-known example of an omnivore.[2] Crows The true crows are large passerine birds that form the genus Corvus in the family Corvidae. Ranging in size from the relatively small pigeon-sized jackdaws to the Common Raven of the Holarctic region and Thick-billed Raven of the highlands of Ethiopia, the 40 or so members of this genus occur on all temperate continents (except South America) and are another example of an omnivore that many people see every day.[3] Humans Humans are bipedal primates belonging to the species Homo sapiens in Hominidae, the great ape family. They are the only surviving member of the genus Homo. Humans have a highly developed brain, capable of abstract reasoning, language, introspection, and problem solving. This mental capability, combined with an erect body carriage that frees the are omnivores.[1][4]
Although there are reported cases of herbivores Herbivory is a form of predation in which an organism consumes principally autotrophs such as plants, algae and photosynthesizing bacteria. By that definition, many fungi, some bacteria, many animals, some protists and a small number of parasitic plants can be considered herbivores. However, herbivory is generally restricted to animals eating eating meat matter as well as examples of carnivores A carnivore , meaning 'meat eater' (Latin carne meaning 'flesh' and vorare meaning 'to devour'), is an animal that derives its energy and nutrient requirements from a diet consisting mainly or exclusively of vertebrate and/or invertebrate animal tissue, whether through predation or scavenging. Animals that depend solely on animal flesh for their eating plants Plants are living organisms belonging to the kingdom Plantae. They include familiar organisms such as trees, herbs, bushes, grasses, vines, ferns, mosses, and green algae. The scientific study of plants, known as botany, has identified about 350,000 extant species of plants, defined as seed plants, bryophytes, ferns and fern allies. As of 2004,, the classification refers to the adaptations and main food source of the species in general so these exceptions do not make either individual animals nor the species as a whole omnivores.
Most bear Bears are mammals of the family Ursidae. Bears are classified as caniforms, or doglike carnivorans, with the pinnipeds being their closest living relatives. Although there are only eight living species of bear, they are widespread, appearing in a wide variety of habitats throughout the Northern Hemisphere and partially in the Southern Hemisphere species are considered omnivores, but individuals' diets can range from almost exclusively herbivorous to almost exclusively carnivorous depending on what food sources are available locally and seasonally. Polar bears The polar bear is a bear native largely within the Arctic circle encompassing the Arctic Ocean, its surrounding seas and surrounding land masses. It is the world's largest carnivore species found on land. It is also the largest bear, together with the omnivore Kodiak bear which is approximately the same size. An adult male weighs around 350–680 can be classified as carnivores while pandas The Giant Panda is a mammal native to central-western and south western China. The Giant Panda is a member of the Ursidae (bear) family. It is easily recognized by its large, distinctive black patches around the eyes, over the ears, and across its round body. Though belonging to the order Carnivora, the Giant Panda has a diet which is 99% bamboo almost exclusively eat bamboo and are therefore herbivores, although Giant Pandas will eat some meat from time to time.
Species considered omnivorous
Various mammals Mammals are a class of vertebrate animals whose females are characterized by the possession of mammary glands while both males and females are characterized by sweat glands, hair, three middle ear bones used in hearing, and a neocortex region in the brain are omnivorous by nature such as humans Humans are bipedal primates belonging to the species Homo sapiens in Hominidae, the great ape family. They are the only surviving member of the genus Homo. Humans have a highly developed brain, capable of abstract reasoning, language, introspection, and problem solving. This mental capability, combined with an erect body carriage that frees the, pigs Pigs are a genus of even-toed ungulates within the family Suidae. The name hog most commonly refers to the domestic pig in everyday parlance, but technically encompasses several distinct species, including the wild boar. Swine is a collective noun generally used to describe pigs as a group rather than an individual, however it may often be implied, bears Bears are mammals of the family Ursidae. Bears are classified as caniforms, or doglike carnivorans, with the pinnipeds being their closest living relatives. Although there are only eight living species of bear, they are widespread, appearing in a wide variety of habitats throughout the Northern Hemisphere and partially in the Southern Hemisphere, coatis Coatis, genera Nasua and Nasuella, also known as hog-nosed coons, snookum bears, and Brazilian aardvarks, are members of the raccoon family . They are diurnal mammals native to South, Central, and south-western North America. The word "coatimundi" (pronounced /koʊˌɑːtɨˈmʌndi/ ) is a commonly used misnomer applied to solitary adult, hedgehogs, opossums Didelphimorphia is the order of common opossums of the Western Hemisphere. They are commonly also called possums, though that term is also applied to Australian fauna of the suborder Phalangeriformes. The Virginia Opossum is the original animal named opossum. The word comes from Algonquian wapathemwa. Opossums probably diverged from the basic, skunks Skunks are mammals best known for their ability to secrete a liquid with a strong, foul-smelling odor. General appearance ranges from species to species, from black-and-white to brown or cream colored. Skunks belong to the family Mephitidae and to the order Carnivora. There are 10 species of skunks, which are divided into four genera: Mephitis ,, sloths The living sloths comprise six species of medium-sized mammals belonging to the families Megalonychidae and Bradypodidae, part of the order Pilosa. They are arboreal residents of the rainforests of Central and South America. The sloth's taxonomic suborder is Folivora, while some call it Phyllophaga. Both names mean "leaf-eaters"; the, squirrels A squirrel is one of many small or medium-sized rodents in the family Sciuridae. In the English-speaking world, squirrel commonly refers to members of this family's genera Sciurus and Tamiasciurus, which are tree squirrels with large bushy tails, indigenous to Asia, the Americas and Europe. Similar genera are found in Africa. The Sciuridae family[5], raccoons The raccoon , sometimes spelled as racoon, and also known as the common raccoon, North American raccoon, northern raccoon and colloquially as coon, is a medium-sized mammal native to North America. As a result of escapes and deliberate introductions in the mid-20th century, raccoons are now also distributed across the European mainland, the, chipmunks Chipmunks are small squirrel-like rodents of the genus Tamias. They are native to North America and Asia[6], mice A mouse is a small mammal belonging to the order of rodents. The best known mouse species is the common house mouse (Mus musculus). It is also a popular pet. The American white-footed mouse (Peromyscus leucopus) and the deer mouse (Peromyscus maniculatus) also sometimes live in houses. In some places, certain kinds of field mice are also common[7] and rats Rats are various medium-sized, long-tailed rodents of the superfamily Muroidea. "True rats" are members of the genus Rattus, the most important of which to humans are the black rat, Rattus rattus, and the brown rat, Rattus norvegicus. Many members of other rodent genera and families are also called rats and share many characteristics[8]. Also some primates A primate is a member of the biological order Primates (/prаɪˈmeɪtiːz/ prī·mā′·tēz; Latin: "prime, first rank"), the group that contains lemurs, lorisids, galagos, tarsiers, monkeys, and apes, with the last category including great apes. With the exception of humans, who inhabit every continent on Earth,[a] most primates live are omnivorous including chimpanzees Chimpanzee, sometimes colloquially chimp, is the common name for the two extant species of ape in the genus Pan. The Congo River forms the boundary between the native habitat of the two species:. Various birds Birds are winged, bipedal, endothermic (warm-blooded), vertebrate animals that lay eggs. There are around 10,000 living species, making them the most numerous tetrapod vertebrates. They inhabit ecosystems across the globe, from the Arctic to the Antarctic. Birds range in size from the 5 cm (2 in) Bee Hummingbird to the 3 m (10 ft) Ostrich. The are omnivorous, whose diet varies from berries The botanical definition of a berry is a simple fruit produced from a single ovary, such as a grape. The berry is the most common type of fleshy fruit in which the entire ovary wall ripens into an edible pericarp. The flowers of these plants have a superior ovary formed by the fusion of two or more carpels. The seeds are embedded in the flesh of and nectar Nectar is a sugar-rich liquid produced by plants. It is produced either by the flowers, in which it attracts pollinating animals or by extrafloral nectaries, which provide a nutrient source to animal mutualists providing anti-herbivore protection. It is produced in glands called nectaries to insects Insects are a class of arthropods that have a hard exoskeleton, a three-part body , three pairs of jointed legs, compound eyes, and two antennae. They are the most diverse group of animals on the planet and include more than a million described species. Insects represent more than half of all known living organisms. The number of extant species is, worms Most animals called "worms" are invertebrates, but the term is also used for the amphibian caecilians and the slow worm Anguis, a legless burrowing lizard. Invertebrate animals commonly called "worms" include annelids , nematodes (roundworms), flatworms, marine polychaete worms (bristle worms), marine nemertean worm (", fish A fish is any aquatic vertebrate animal that is typically ectothermic , covered with scales, and equipped with two sets of paired fins and several unpaired fins. Fish are abundant in the sea and in fresh water, with species being known from mountain streams (e.g., char and gudgeon) as well as in the deepest depths of the ocean (e.g., gulpers and, small rodents, and snakes Snakes are elongate legless carnivorous reptiles of the suborder Serpentes that can be distinguished from legless lizards by their lack of eyelids and external ears. Like all squamates, snakes are ectothermic amniote vertebrates covered in overlapping scales. Many species of snakes have skulls with many more joints than their lizard ancestors,; examples include cassowarys The cassowary is a very large flightless bird native to the tropical forests of New Guinea and nearby islands, and northeastern Australia, chickens The chicken is a domesticated fowl. As one of the most common and widespread domestic animals, and with a population of more than 24 billion in 2003, there are more chickens in the world than any other bird. Humans keep chickens primarily as a source of food, consuming both their meat and their eggs, corvids Corvidae is a cosmopolitan family of oscine passerine birds that contains the crows, ravens, rooks, jackdaws, jays, magpies, treepies, choughs and nutcrackers. The common English name used is corvids or the crow family (more informally), and there are over 120 species. The genus Corvus, including the crows and ravens, makes up over a third of the/crows The true crows are large passerine birds that form the genus Corvus in the family Corvidae. Ranging in size from the relatively small pigeon-sized jackdaws to the Common Raven of the Holarctic region and Thick-billed Raven of the highlands of Ethiopia, the 40 or so members of this genus occur on all temperate continents (except South America) and, magpies Magpies are passerine birds of the crow family, Corvidae, ravens Raven is the common name given to several larger-bodied members of the genus Corvus—but in Europe and North America the Common Raven is normally implied, rooks The Rook is a member of the Corvidae family in the passerine order of birds. Named by Linnaeus in 1758, the species name frugilegus is Latin for "food-gathering", keas The Kea is a species of parrot (family Nestoridae) found in forested and alpine regions of the South Island of New Zealand. The Kea is one of the few alpine parrots in the world, and includes carrion in an omnivorous diet consisting mainly of roots, leaves, berries, nectar and insects. Now uncommon, the Kea was once killed for bounty as it preyed, rallidae The rails, or Rallidae, are a large cosmopolitan family of small to medium-sized birds. The family exhibits considerable diversity and the family also includes the crakes, coots, and gallinules. Many species are associated with wetlands, although the family is found in every terrestrial habitat except dry deserts, polar regions and alpine areas and rheas The rheas are species of ratites in the genus Rhea, native to South America. There are two existing species: the Greater or American Rhea and the Lesser or Darwin's Rhea. The genus name was given in 1752 by Paul Mohring and adopted as the English common name. Mohring's reason for choosing this name, from the Rhea of classical mythology, is not. In addition some lizards Lizards are a very large and widespread group of squamate reptiles, with nearly 5,000 species, ranging across all continents except Antarctica as well as most oceanic island chains. The group, traditionally recognized as the suborder Lacertilia, is defined as all extant members of the Lepidosauria which are neither sphenodonts (i.e., Tuatara) nor, turtles Turtles are reptiles of the order Testudines , characterised by a special bony or cartilaginous shell developed from their ribs that acts as a shield. "Turtle" may either refer to the Testudines as a whole, or to particular Testudines which make up a form taxon that is not monophyletic—see also sea turtle, terrapin, tortoise, and the, fish such as piranhas A piranha or piraña is a member of a family of omnivorous freshwater fish which live in South American rivers. In Venezuelan rivers, they are called caribes. They are known for their sharp teeth and a voracious appetite for meat and invertebrate are also omnivorous.
References
- ^ a b Adapted from a talk by John McArdle, Ph.D.. "Humans are Omnivores". Vegetarian Resource Group. http://www.vrg.org/nutshell/omni.htm. Retrieved 2007-12-29.
- ^ Brent Huffman. "Family Suidae (Pigs)". UltimateUngulate.com. http://www.ultimateungulate.com/Cetartiodactyla/Suidae.html. Retrieved 2007-12-29.
- ^ Seattle Audubon Society. "Family Corvidae (Crows/Ravens)". BirdWeb.org. http://birdweb.org/birdweb/bird_details.aspx?id=318. Retrieved 2007-12-31.
- ^ "Omnivores". NatureWorks, New Hampshire Public Television. http://www.nhptv.org/natureworks/nwep10b.htm. Retrieved 2009-09-09.
- ^ "Tree Squirrels". The Humane Society of the United States. http://www.hsus.org/wildlife/a_closer_look_at_wildlife/tree_squirrels.html. Retrieved 2009-01-01.
- ^ "Eastern Chipmunk". Wonder Club. http://www.wonderclub.com/Wildlife/mammals/easternchipmunk.htm. Retrieved 2009-01-01.
- ^ "Florida Mouse". United States Fauna. http://www.unitedstatesfauna.com/floridamouse.php. Retrieved 2009-01-01.
- ^ "Brown Rat". Science Daily. http://www.sciencedaily.com/articles/b/brown_rat.htm. Retrieved 2009-01-01.
Categories: Eating behaviors
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SuperVegan
I loved reading The Omnivore's Dilemma (who else can make dirt and corn and mushrooms so fascinating?) until I came to his last chapter, where he describes ...
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Omnivore a edite son Carnet de Route 2007 une selection de
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Mon, 16 Nov 2009 20:00:00 GM
China's 60th birthday is nothing to celebrate.
Q. What is the difference between an omnivore and a herbivore?
Asked by Crush - Mon Nov 3 06:16:08 2008 - - 4 Answers - 0 Comments
A. Omnivore- eats both meat and plants Herbivore- eats only plants Carnivore- eats only meat
Answered by Red Eclectus - Mon Nov 3 22:26:00 2008
