Sentence examples for fragmented range from inspiring English sources

The conservation status of this species was, as of 1999, characterized by a declining population, with a severely diminished and fragmented range.

"In the first case, the pipit, which has a narrow, highly fragmented range, our estimates of that range are one-tenth to one-fortieth of what IUCN estimates," Melnick said in an email to HuffPost last week.

In addition, the small sizes of the species' subpopulations, already spread thin throughout their fragmented range (on 1986, about 51 individuals are found in a 20 square kilometer area), make contact with any more than a solitary individual a rarity.

The Alpine chough has an extensive though sometimes fragmented range, estimated at 1 10 million square kilometres (0.4 3.8 million sq mi), and a large population, including an estimated 260,000 to 620,000 individuals in Europe.

Its fragmented range is mainly due to postglacial competition with Picea abies Karst (Höhn et al. 2009).

For instance, if a species has currently a very fragmented range, in the past it must have dispersed from one of its current range fragments to the other and thus occupied a much larger and more continuous range in which it may have co-occurred broadly with other species.

Rock was equally fragmented, ranging from classic rock and hard rock stations to those with a more eclectic presentation called A3 or Triple A (for, roughly, album adult alternative) and alternative (or modern rock) and college stations, which provided exposure to edgier new sounds.

Further, widespread species with large populations and high fecundity are more likely to persist and adapt, but species with small populations, fragmented ranges, or low fecundity, may be more at risk for population collapse and may be candidates for facilitated migration.

Specific reasons for the decline may include climate change, chytridiomycosis, or volcanic activity, but the main threat is habitat destruction as logging, agricultural activities, and human settlement reduce their often tiny, fragmented ranges.

Species with small populations, fragmented ranges, low fecundity, or suffering declines due to introduced insects or diseases should be candidates for facilitated migration.

Based on these results we define a testable hypothesis under which small body sizes result in limited dispersal capabilities and low physiological tolerances, causing smaller and more strongly fragmented ranges.