... in a precarious balance between extinction of existing populations and founding of new populations, via seed dispersal into vacant but suitable habitat. "Policy makers concerned with preserving plant ...
... , and we doubted they would be able to survive anyway. Seeds dispersed onto the soil surface are prey to insect seed predators, and are exposed to an array of pathogens and decay organisms ...
Walking through the last rainforests on the volcanic island of Mauritius, located some 800 km east of Madagascar, one is surrounded by ghosts. Since human colonisation in the 17th century, the island ...
... well-established sets of future climate predictions, they then examined changes in parameters such as forest succession, seed dispersal and tree growth during the next 200 years.
In the face of the ...
... leaves few birds to consume tree seeds and then drop them away from the trees. ... research shows," Rogers said. "The magnitude of difference between seed dispersal on Guam and Saipan is alarming because ...
... , may be shed to facilitate the recycling of nutrients, ripening fruits dropped to promote seed dispersal and infected or diseased floral organs discarded to prevent the spread of disease. However, ...
... reproductive success. Other negative impacts include overgrazing of local vegetation and reduced seed dispersal by elephants, which is vital to helping regenerate forests.
The WCS scientists who ...
... research. Moreover, biological interactions need to be considered, including pollination, seed dispersal, predation, and decomposition, all constituting integral elements of ecosystem functioning."
...
... of mortality in birds of prey and other affected animals remains largely unknown. Changes in seed dispersal, insect abundances, and scavenging services resulting from the virus's effects on wildlife " ...
A bizarre-looking bird's social behavior affects seed dispersal and ecological health.
... at the Smithsonian's Barro Colorado Island research station in Panama.
One of these is a new model for seed dispersal by wind, which accurately predicts tree seed movement under a wide range of ...
New, movement models for organisms as diverse as gut bacteria, ants, marine larvae and cheetahs include tree seed dispersal model and animal tracking systems tested in Panama.
... agricultural systems, which do not provide habitat for seed dispersers, and thus limit the distance plant ... move. By supporting important seed dispersal processes, shade coffee farms maintain plant ...
... grown for its tiny black oil-containing seeds, prized for cooking oil and margarines low ... characteristics of a wild plant including maximising seed dispersal. JIC scientists are also researching genetic ...
... was seen in wild populations of C. annuum from distant locales, perhaps as a result of long-distance seed dispersal by birds and mammals.
Across the three loci studied, Dr. ...
