is a minor or major contributor to speciation is the subject of much ongoing discussion. Rapid sympatric speciation can take place through polyploidy,...

Poulton in 1904, who explains the derivation. Sympatric speciation is one of three traditional geographic modes of speciation. Allopatric speciation is the...

Ecological speciation is a form of speciation arising from reproductive isolation that occurs due to an ecological factor that reduces or eliminates gene...

cospeciation, referring to whether plant speciation drives insect speciation and vice versa, though most herbivorous insects probably evolved long after the plants...

Peripatric speciation is a mode of speciation in which a new species is formed from an isolated peripheral population.: 105  Since peripatric speciation resembles...

lead to speciation after a long time. This is called allopatric speciation and is generally a slow process. On the contrary, sympatric speciation can be...

more than one species, as in an intraspecific hybrid. allo-sympatric speciation A mode of speciation where divergence occurs in allopatry and is completed...

associated with the sudden burst of speciation in insects. This diversification of insects represented a major selective force in plant evolution and led to the...

overlap (sympatric speciation) or are separate (allopatric speciation). Pre-zygotic isolation mechanisms are the most economic in terms of the natural...

Hybrid speciation is a form of speciation where hybridization between two different species leads to a new species, reproductively isolated from the parent...

it from the typical definition of ecological speciation: "It is useful to consider ecological speciation as its own form of species formation because...

speciation. Charles Darwin was the first to describe the role of natural selection in speciation in his 1859 book The Origin of Species. Speciation depends...

leading to speciation. Divergent evolution is typically exhibited when two populations become separated by a geographic barrier (such as in allopatric...

phenotype of the inducing insect, and gall-inducing insects specialize on their host plants, often to a greater extent than insects that feed on the same...

fitness advantages of trait values in their corresponding environments. Rapid speciation: presence of one or more bursts in the emergence of new species around...

collecting the insects shortly after molting while still soft. Others exhibit preferences for emergent nymphs or hardened adults. The insects have historically...

pressures. Divergent evolution is the process of speciation. This can happen in several ways: Allopatric speciation is when species are separated by a physical...

are four primary geographic modes of speciation. The most common in animals is allopatric speciation, which occurs in populations initially isolated geographically...

Key, K. H. L. "Speciation in the Australian Morabine Grasshoppers — taxonomy and ecology". Genetic Mechanisms of Speciation in Insects: Symposia held...

evolved traits (vision), climatic and geographic effects in sympatric speciation in insects, bacteria, fungi, mammals and crops. He is a proponent of...

Insect ecology is the interaction of insects, individually or as a community, with the surrounding environment or ecosystem. Insects play significant roles...

Allochronic speciation (also known as allochronic isolation, or temporal isolation) is a form of speciation (specifically ecological speciation) arising...

vibroacoustic communication in social insects". Insectes Sociaux. 60 (4). International Union for the Study of Social Insects (IUSSI) Springer: 403–417...

synapomorphy for pterygote insects, but a symplesiomorphy for holometabolous insects. Absence of wings in non-pterygote insects and other organisms is a...

"Adaptive radiation, nonadaptive radiation, ecological speciation and nonecological speciation". Trends in Ecology & Evolution. 24 (7): 394–399. doi:10.1016/j...

individuals, and the positive correlation between speciation and extinction rates in most higher taxa. In 1973, Leigh Van Valen proposed the hypothesis as...

process of speciation. Species with differentiated populations, such as ring species, are sometimes seen as an example of early, ongoing speciation: a species...

proboscis of flower-visiting insects such as bees and flower beetles, or the biting-sucking mouthparts of blood-sucking insects such as fleas and mosquitos...

as the different species of Darwin's finches. The other process is speciation, in which new species arise, typically through reproductive isolation. An...

species. This can result in sympatric speciation of some animals, where two species diverge from each other while living in the same environment. There are...