1st international study group for new 'movement' discipline
...Prof. Ran Nathan on his specialty of long-distance dispersal of plants. In addition, the same issue containe...rs in the U.S., Britain and Australia, focusing on dispersal of both plants and animals. The article noted that researchers have sought, for centuries, "to un...Researchers determine why wolves not dispersing as fast as expected in Yellowstone
... have only spread at one-tenth that rate. The slow dispersal rate had stumped researchers across North America ...t, and researchers had considered the wolves' slow dispersal to be more puzzling than problematic, which is good news, because Lewis believes the the slower-than...Earliest fungi may have found multiple solutions to propagation on land, new study infers
...th fungi that have lost spore motility but evolved dispersal by explosive mechanisms," James said. An example of "explosive" dispersal includes mushroom varieties that "shoot out" spores that can regenerate wherever they land, said stu...Have traits, will travel: Some butterflies travel farther, reproduce faster
.... "We may be selecting for genes that enhance the dispersal or migratory capability of animals when we fragment the landscape," Fescemyer said. The animals best able to migrate are more likely to survive and reproduce. "What we learn could apply to any organism that has to move to find food," he added land ...Landscape corridors promote plant diversity
...study the specific effects of pollination and seed dispersal by wind and animals on plants in both connected and unconnected patches of habitat, for example....Ancient global warming drove early primates' dispersal
... to North America by way of Greenland. The whole dispersal event happened within about 25,000 years. "It i...r of the U-M Museum of Paleontology. "The speed of dispersal and the speed of evolutionary change during dispersal are near the maximum for such rates observed t...Climate change not the only factor controlling distribution of plant species
...ing other ecological factors, such as limited seed dispersal or competition with other species. In a new stud... disturbance-adapted species. The limited time for dispersal combined with intense competition have probably retarded the range expansion of this species in cert...How parachute spiders invade new territory
...e how human activity, such as farming, affects the dispersal of spider populations." Dr Dave Bohan, a member of the research team, commented on how mathematical models and traditional bioscience observation come together: "To really understand the factors at play on ballooning spiders we need to watch them ...Oceanic invasions across Darwin's impassable barrier
...oth directions has occurred. Therefore, low level dispersal should be considered as an important factor in breaching the East Pacific Barrier....Studies show that rockfish thrive with offshore platforms as their home base
...oduction platforms or other artificial habitats on dispersal pathways of juvenile fishes." ...Symbiotic fungus does not depend on fungus-farming ants for reproduction, researchers say
...ungi also evolved dependence on the ants for their dispersal and reproduction. When young ant queens establish ..." said Mikheyev. "We show that the power of fungal dispersal is probably beyond ant control." Observations of the fungi reproducing sexually--producing a fruit...Can biological traits predict diversification rates in birds?
...s in birds that account for most of the variation: dispersal and feeding generalization. "Few studies have looked at ecological traits such as dispersal and feeding generalization as explanations for variation in rate of diversification, perhaps because...K-Staters design and build a low-cost remote sensing tool for environmental studies
... in tricky or dangerous settings, such as studying dispersal of a smoke plume during a prairie fire; checking smokestack emissions; counting livestock in the pens at a feedlot; or checking crop fields for problem areas, for example. "We keep thinking of new civilian uses for it," Ham said. He also said it will...Invasive species harms native hardwoods by killing soil fungus
...cern over the impact of accidental and intentional dispersal of alien invasive species across the globe," says Kristina A. Stinson, a plant population biologist at the Harvard Forest, Harvard's ecology and conservation center in Petersham, Mass. "In North America, thousands of nonnative plants and animals have...Diverse tropical forests defy metabolic ecology models
...l trees depend on animals for pollination and seed dispersal and are constantly assaulted by insects, fungi, maelstrom and machete. Furthermore, soils, rainfall, the frequencies of hurricanes and fires, and assemblages of animals and plants in tropical forests all vary widely from one forest to another. Pros...'Extinction-proof' population sizes cannot be predicted from species traits
...aits such as body size, ecological specialization, dispersal ability, fertility, and so on. However, a recent paper published in Ecology Letters by Brook, Traill and Bradshaw of Charles Darwin University in Australia shows that this is not true for MVP. By modelling the long-term monitoring data of 1198 specie...MBL scientists to present research at 2006 Ocean Sciences Meeting
...hes, have pelagic larval stages thought to enhance dispersal by ocean currents. We investigated the limits of dispersal and potential recruitment to natal spawning sites in three reef fish species with different larval p...Dogs keep dying: Many owners unaware of toxic dog food
...d because of the holiday these past few weeks, the dispersal of recall information was disrupted," says Sharon Center, a professor of veterinary medicine who specializes in liver function and disease at the College of Veterinary Medicine at Cornell, which is emerging as a central clearinghouse for information ......oncerning the ecology, genetics, social structure, dispersal and conflicts with agriculture. Dr Benot Goossens who will carry out the research, said the need for the project was identified by wildlife authorities in Sabah during a previous Darwin Initiative grant to study orangutans. He said: "There is clear......rs from the University of Cambridge argue that the dispersal of modern humans from Africa to South Asia may have occurred as recently as 70,000 years ago. "Paleoanthropological projects must now be launched in South Asia if we hope to document the spread of our species and if we wish to explain how we became b...