-
geographical and
ecological concepts".
Ecological speciation can
occur allopatrically, sympatrically, or parapatrically; the only
requirement being that it...
- migrants. When gene flow is
blocked by
physical barriers, the
outcome is
Allopatric speciation or a
geographical isolation that does not
allow po****tions...
-
originates from
Theodosius Dobzhansky. He
envisioned a
species separated allopatrically,
where during secondary contact the two po****tions mate, producing...
-
allopatric speciation as a
special case; however,
Coyne and Orr
argue that Mayr's
original conception of a ring
species does not
describe allopatric speciation...
-
increasing in cultivation, and
hybrids have been
produced between these two
allopatrically distributed species.
Various extinct species of
Liriodendron have been...
-
Secondary contact is the
process in
which two
allopatrically distributed po****tions of a
species are
geographically reunited. This
contact allows for...
-
isolation by
geographic and
other means. Mayr
emphasized the
importance of
allopatric speciation,
where geographically isolated sub-po****tions
diverge so far...
- is
likely that,
during the Bartonian,
there was a near-synchronous but
allopatric split between the
ancestors of Aptenodytes, Pygoscelis, and the common...
-
extent to
which speciating po****tions are
isolated from one another:
allopatric, peripatric, parapatric, and sympatric.
Whether genetic drift is a minor...
- (Platichthys flesus) that
spawn in
pelagic and
demersal zones—having
allopatrically speciated in
under 3000 generations. Six
publications have attempted...
