Emory study finds monarch health tied to migration
...taining healthy monarch populations at a time when habitat loss and other environmental issues could curb the... threatened by several environment factors such as habitat loss at wintering sites, climate warming trends and an increase of tropical milkweed species in mild...South America's vast pantanal wetland may become next everglades, UNU experts warn
...l problem of climate change while local pollution, habitat destruction and narrowing migration corridors for ...ear and a shallow lake the rest, creating a unique habitat for thousands of species, many endangered, including more than 650 bird species, over 190 species of...Same mutation aided evolution in many fish species, Stanford study finds
...on and no (or reduced) body armor. In a freshwater habitat those fish prospered and populated the stream or lake with similarly armorless offspring. Kingsley said this work is part of a larger study to understand how evolution generates major morphological and physiological changes. "We want to learn how evo...Endangered Species Act provisions appear to benefit imperiled organisms
... declining than species that did not have critical habitat for at least two years. Likewise, species that had...e work on the backlog of ESA listings and critical habitat designations be fully funded, and endorse a recommendation that the recovery program budget be incre...Searching the depths of the straits of Florida for disease cures
...e Caribbean, in all likelihood making for a unique habitat that will yield numerous interesting and potentially lifesaving samples during submersible dives as deep as 3,000 feet. The team will also conduct daily scuba dives in search of shallow-water organisms for biomedical testing. Though Harbor Branch has...For sardine and anchovy, El Nio events do not always have the same effects
...apted and reproduced by taking advantage of refuge habitat 'loopholes' located very close to the coast. The e...t forward a hypothesis, based on the variations in habitat size for each species, to interpret the alternate fluctuations of anchovy and sardine populations at...An (ecological) origin of species for tropical reef fish
...evolutionary partitions correspond more closely to habitat type, rather than to conventional geographical barriers, indicates that local speciation events may overcome the homogenizing effect of migration in the ocean, vindicating Darwin's original ideas about the importance of ecological speciation in biodi...... have triggered a possible new threat to orangutan habitat from resettlement of area residents. Changes to the list from 2002 reflect a desire to draw attention to other endangered primates. For example, Miss Waldron's red colobus, which has gone decades without a live sighting, was replaced by the Bioko...The Academy of Natural Sciences investigates effects of climate change on Delaware tidal marshes
...ey reach oceans and estuaries, and provide nursery habitat for fishes....To sea or not to sea: When it comes to salmon sex, size sometimes doesn't matter
...collective foot off their neck." "A great deal of habitat from southern British Columbia to California is no longer accessible to salmon or has been altered to their detriment," he writes in the conclusion of his book published by University of Washington Press. "However, if we write salmon off as incapable...Undesirable expatriates: Preventing the spread of invasive animals
...ading cause of animal extinction, preceded only by habitat loss. Not all introduced animals become invasive. When moved into a foreign environment, many animals find conditions unfavorable and fail to establish. In an effort to gain insight into how frequently introduced animals become invasive, Drs. Jesch...Royal Society study on adaptability of fish to warming oceans
...ing relatively limited gene flow between these two habitat types. Nevertheless certain uncultivated hosts showed greater exchange of aphid populations with the crops. These could act as reservoir of genetic diversity that could enhance the adaptive potential of S. avenae, in particular in response to the mod...Alaskan puzzles, monitoring provide insight about North Pacific salmon runs
...st Pacific and determining such things as how much habitat parts of streams or entire watersheds is needed to sustain salmon. Puzzles include Alaska's Kvichak River, the world's most important salmon-producing river. It has had runs of more than 50 million sockeye salmon in the past, representing more va...The state of river restoration in the US
...tion, curbing erosion of river banks, dam removal, habitat improvement, storm water management and water quality management. They found that most projects involved stretches of streams less than a mile long and more than 85 percent were implemented in the Pacific Northwest, California or the Chesapeake Bay w...Re-discovered ivory billed woodpecker still faces challenge to survival
...as squeezed out of its southeastern old-bottomland habitat due to the fragmentation and harvesting of contiguous forests. Presumed extinct by many, there have been unconfirmed sightings in a number of southeastern states, but no confirmation of live birds for many decades. "It's not surprising that the ivor...Long thought extinct, ivory-billed woodpecker rediscovered in Big Woods of Arkansas
...rve millions of acres of habitat, improve riparian habitat along thousands of miles of streams and develop co...Conservancy has conserved 18,000 acres of critical habitat in the Big Woods, at the request of the partnership, since the search began. "It's a very wild and b...Environmental technologies earn award for PNNL
...ock supports a restored eelgrass bed that provides habitat for Dungeness crab, salmon and other species. Above water, the dock is designed to accommodate vessels ranging from tall ships to sea kayaks, plus a future educational center. The dock also received the international Waterfront Center's 2004 Urban Wa...Fungus-farming termites descend from an African rain forest Eve
...construction of ancestral habitats is based on the habitat of living species and analysis of DNA-based recons...mutualistic fungi are both more successful in this habitat than each of their non-agricultural sister groups, which thrive in the rain forest. Interestingly, t...Scientists discover odd-ball rodent
...ed rabbit from the same region in 1999, warns that habitat protection and regulations to reduce unsustainable commercial hunting are vital to safeguarding remaining populations of the Kha-Nyou and a gallery of other unusual species. "Skeptics might say that if we are still discovering such amazing new anima......n if natives are better competitors. Given ongoing habitat change and the incalculable costs of biological invasions, stochasticity may have consequences for competitive interactions that are anything but lucky....