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2396 resultaten
Are snake populations in widespread decline?
10 januari 2013Long-term studies have revealed population declines in fishes, amphibians, reptiles, birds and mammals. In birds, and particularly amphibians, these declines…Reptielen
‘Pollution in rivers may lead to cancer’
10 januari 2013India is going to be hit by cancer of the urinary bladder and kidney in an epidemic form due to…
Liberating science and the imagination is top priority for the survival of people and planet
9 januari 2013It has become increasingly difficult for people to get reliable and critical scientific information for deciding not only which technologies…
South Florida’s wading and diving birds had another bad nesting season in 2012
9 januari 2013According to the South Florida Wading Bird report, released this week, wading and diving birds built about 26,395 nests in…Watervogels
The Philippine cobra and 12 other reptiles have joined the official list of threatened species
8 januari 2013Former Senator Juan Miguel Zubiri on Sunday said the Philippine cobra (Naja philippinensis) and 12 other reptiles have joined the…Reptielen
Interactions between Batrachochytrium dendrobatidis and its amphibian hosts: a review of pathogenesis and immunity
7 januari 2013The fungus Batrachochytrium dendrobatidis (Bd ) causes a lethal skin disease of amphibians, chytridiomycosis, which has caused catastrophic amphibian die-offs…AmfibieënKilling Bees: Are Government and Industry Responsible?
7 januari 2013There is growing evidence that a new class of pesticides -- nerve toxins called neonicotinoids, which are used on most…Bijen
Amphibian Immune Defenses against Chytridiomycosis: Impacts of Changing Environments
7 januari 2013Amphibians are currently suffering devastating declines and extinctions in nearly all parts of the world due to the emerging infectious…Amfibieën
Ecologically relevant concentrations of atrazine and nitrates have immunosuppressive effects
7 januari 2013Pathogenic diseases and environmental contaminants are two of the leading hypotheses for global amphibian declines, yet few studies have examined…Amfibieën
Agrochemicals increase trematode infections in a declining amphibian species
7 januari 2013We show that the widely used herbicide, atrazine, was the best predictor (out of more than 240 plausible candidates) of…Amfibieën
Effects of Chytrid and Carbaryl Exposure on Survival, Growth and Skin Peptide Defenses in Foothill Yellow-legged Frogs
7 januari 2013Environmental contaminants and disease may synergistically contribute to amphibian population declines. Sub-lethal levels of contaminants can suppress amphibian immune defenses…Amfibieën
The cause of global amphibian declines: a developmental endocrinologist’s perspective
7 januari 2013Greater than 70% of the world's amphibian species are in decline. We propose that there is probably not a single…Amfibieën
Amphibian declines: an immunological perspective
7 januari 2013Many, but not all, amphibian populations have been declining on all six continents on which they live. Although habitat destruction,…Amfibieën
Native sand lizards now only occur in significant numbers on the lowland heathlands of Dorset
6 januari 2013Native populations of the sand lizard (Lacerta agilis) have been lost from the English counties of Berkshire, Cheshire, Cornwall, Devon,…Reptile extinctions mirror those of amphibians, say scientists
5 januari 2013The severe global extinction crisis facing amphibian populations around the world may be mirrored in reptiles like snakes, lizards, turtles…Amfibieën
Prince of Wales: countryside is “as precious as an ancient cathedral”
4 januari 2013In an impassioned speech to the Oxford Farming Conference (OFC), the Prince said the only way to protect Britain's rural…
Resistance to neonicotinoid insecticides in field populations of the Colorado potato beetle
4 januari 2013Neonicotinoid insecticides were first used commercially for Colorado potato beetle control in the United States in 1995. Field populations from…Overige insecten
Herbicides and insecticides can both affect the abundance of insect prey available to bats
4 januari 2013Bats are intriguing animals – the world’s only true flying mammals and one of the most diverse mammal groups on…Overige insecten
The Decline of Asian Frogs
4 januari 2013It may be hard to believe it but in the world’s most populated continent, amphibians are quickly losing their grasp…Amfibieën
The streams have gone silent in Panama. The frogs are gone
4 januari 2013In what may be the greatest disease-driven loss of biodiversity in recorded history, hundreds of frog species around the world…Amfibieën
2012 was the year of living dangerously
3 januari 2013In 2012 governments turned their backs on the living planet, demonstrating that no chronic problem, however grave, will take priority…AlgemeenLethal and sublethal effects of imidacloprid and buprofezin on the sweetpotato whitefly parasitoid Eretmocerus mundus
1 januari 2013The parasitoid Eretmocerus mundus Mercet (Hymenoptera: Aphelinidae) is one of the key natural enemies of Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae).…Overige insectenThe estimated population of vultures in South Asia has fallen from around 100 million 20 years ago to approximately 20,000
29 december 2012Representatives of various non-governmental organisations have expressed grave concern on fast declining population of vultures and observed that due to…
Michael McCarthy: The catastrophic decline of our hovering raptor
29 december 2012Staniel is the old English word for the kestrel (Falco tinnunculus), the hovering falcon. Staniel is long forgotten now; our…Moerasvogels
