Rabu, 11 Juli 2012



The Biggest Animals Kingdom and in The World | Butterfly | Populaire is a belief that butterflies have very short life cycles. However, Butterflies as adults can live a week een almost a year, depending on the species. Many species have long life stages of larven, while others may remain latent in pop or egg stages and thereby survive winters. Butterflies may have one or more offspring per year. Butterfly eggs are protected by a corrugated duur Buitenkant capaciteit Cascara, called the chorion. Each egg contains a number of small funnel-shaped openings at one end, called micropyles, for the purpose of these holes is to allow sperm to enter and fertilize een egg. Eggs Butterflies and much Varian ooops night between species, but all spherical or ovate zoon.

Butterfly eggs are fixed een a sheet with an adhesive that hardens quickly bijzonder. As hard contracts, deforming the shape of the egg. Zoon eggs almost always on the plants. Each species of butterfly has its own range of host plants and that while some species of butterflies are limited een a single species of plant, others use a variety of plant species, often including een members of a common family. The Butterfly larven, or caterpillars, consume plant leaves and spend most of their time looking for food. Although most of the tracks zoon herbivorous species like Spalgis epius and zoon Liphyra Brassolis entomophagous

Traves mature caterpillars een a series of stages called instars. Development of butterfly wing patterns begins by the Last Stage larven. Een host plants often have toxic substances and caterpillars zoon They are able to sequester these substances and retain them in the adult stage. Toxic chemicals in plants often een Development specifically to avoid being eaten by insects. Insects, een in turn develop countermeasures or make use of these toxins for their own survival. Butterfly wings or towels geen zoon zichtbare dingen Abroad of larve, but when larven are dissected, small disk's wing Developing found in the thoracic segments Second and Third, instead of the spiracles that zoon evident in segments abs. Wing disc develop in association with a trachea that overeen along the wing base, and are surrounded by a membrane peripodial Delgada, which is linked to the outer epidermis of the larve by a small dirigent.

Zoon wing Discotheken very small until the last larvale Stadium, when to increase dramatically in ooops, zoon invaded by the branching of the trachea the wing base that precede the formation helaas veins, and begin to develop patterns een Associates with several brands of helaas. Within hours, the cuticle helaas form a hard and well as the United Poppen body can be collected and handled zonde damage to helaas When fully grown larve, hormones verhalen as prothoracicotropic hormone (PTTH) zoon produced. The larve are transformatie in a pop (or chrysalis) een VN-substrate anchoring and silent for the last time. The transformation into a butterfly een pop through the glas Gekleurd Metamorfose has great appeal for Humanity. To transform the helaas Miniature zichtbare dingen Abroad pop of large structures usable for flight, the pop helaas Mitose experience quickly and absorb a large amount of nutrients.

In pop, the wing forms a structure that is compressed een Top Down and pleated distal ends proximale een een grows, so can be deployed quickly een his ooops Adult. Several limits observed in adult color pattern is characterized by changes in the expression of transcription factors early name een pop. As Lepidoptera, butterflies have four helaas that are covered with small scales After you koop his State of pop, a butterfly can Volaire geen until helaas unfold. A butterfly-ups, you have to spend some time inflating helaas with blood and let it achtereenvolgende, during which time it is extremely kwetsbaar een predators. Most butterflies and moths van een excrete excess dye after hatching. This

Many of the tropical butterflies have distinctive forms of Season. This phenomenon is denominaties Seasonal polyphenism and Seasonal forms of Butterflies are called forms of the Dry Season and Rainy Season. The forms of Dry season usually cryptic zoon and has been suggested that the protection offered may be adapted. Bicyclus anynana is a species of butterfly which presents a clear example of seasonal polyphenism. These butterflies, endemic-Afrika, has two distinct phenotypic forms that alternate with the seasons. The shapes of the wet season has large eye spots, ventrale very evident, while the forms of Dry season is very small, often absent, ventral ocelli. The larven that develop in warm, humid conditions become wet season to Volwassenen while growing up in the transition from wet to dry season, when the temperature decreases, develop in the dry season the Volwassenen. This

In the wet season, brown butterflies geen can so easily rely on cryptic coloration for protection of vegetation due een the background is green. So oogvlekken, which can function to reduce predation, zoon beneficial for B. anynana to express Butterflies feed primarily on nectar from flowers. Important zoon Butterflies as pollinators of some species of plants, although algemeen geen het carry pollen load as much as the bees. However, zoon pollen can move long distances een. Evidence of flowers has been observed at least one species of butterfly. As Volwassenen, butterflies consume only liquids that are ingested through their proboscis een

Several species of butterflies need more sodium than provided by nectar and are attracted to the sodium salt, een sometimes land on people, attracted by the salt in human sweat. Some butterflies also visit dung, rotting fruit or channels to obtain minerals and nutrients. Butterflies use their antennae to sense the air by wind and odors. Vision is well developed in butterflies and most species Responsive zoon. ultraviolet spectrum. Some butterflies have organs of hearing and some species also known to make stridulatory zoon and pops Many butterflies like the Monarch butterfly migration zoon and capable of long distance flights. Many species of butterflies and Territories remain actively pursue een Other species or individuals that may be away on them. Some species will delight or perch on chosen perches. Flight styles of butterflies often zoon Features and some species have courtship flight.

Many species are oriented een collect the sun's heat. Butterflies were also able to change modes quickly een another. Many butterflies migrate long distances een. Other known zoon migratory species and the Painted Lady Butterfly Several Danaine. Spectacular migrations and large een Large Scale Associated with the monsoons in India are schiereiland. Butterflies have been shown to Sail with solar compasses corrected time. It is suggested that most migratory butterflies zoon owned een those semi-arid areas where breeding seasons are short. Butterflies are threatened in its early stages by parasitoids and at all stages of predators, disease and environmental factors. Chemical defenses zoon widespread and are mainly based on the Chemical plantaardige home. In

Butterflies have evolved mechanisms to sequester these plant toxins and use them instead of in his own defense. These mechanisms of defense zoon effective only if they are well advertised and this has led to the evolution of bright colors Butterfly unpleasant. This signal can be mimicked by other butterflies. These forms are usually restricted een mimetic females. Cryptic coloration found in many Butterflies. Some caterpillars have hairs bristling and structures that provide protection, while others zoon gregarious and form dense aggregations. Some species also form associations with ants and Obtaining Protection (See Myrmecophile). Some women nymphalid butterflies are known to protect their eggs from parasitoid wasps. Eyespots and tail are found in many lycaenid butterflies.
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