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Tag: "species" at biology news

Researchers identify new catfish family

...e named the new family Lacantuniidae and named the species Lacantunia enigmatica. It becomes the 37th family ...fit any of those patterns and thus the name of the species reflects the mystery surrounding its origins and relationships. The generic name of the fish reflec...

Mayan stingless bee keeping: Going, going, gone?

...means, literally, 'royal lady'." Of the 500 or so species of stingless bees in the tropical world Melipona beecheii is unique in that it was routinely propagated. Mayan bee keepers divided existing hives in order to increase the number of hives and honey production. "That technology is all but lost, but we'...

Bird samples from Mongolia confirmed as H5N1 avian flu

...Overall, over 6,500 apparently healthy birds of 55 species were observed on the lake. The percentage of sic...an be carried across long distances, the waterfowl species typically identified in recent outbreaks appear to be victims rather than effective carriers of the ...

Molecular miners find pain relief drugs from the sea

...00 components in each venom and there are over 500 species of cone snail, each with a different cocktail of venom peptides. Fortunately, most cone snails hunt marine worms or other molluscs and are not harmful to humans. It may seem unusual that toxic venoms can also be a source of pain relieving medication...

Primate virus jumps species barrier to humans for first time in Asia

...ld lead to other primate-borne viruses jumping the species barrier and causing human disease. "The issue of ...imian immunodeficiency virus (SIV), and jumped the species barrier to humans when African bushmeat hunters came into contact with blood from infected animals. ...

MERIS monitoring tracks planetary photosynthesis levels

...od. Plants often provide a local habitat for other species to live in, and constitute a major source of raw materials for human activities. Wood in particular constitutes a critical source of energy storage for a large fraction of humanity which relies on it for heating and cooking. It is especially signific...

Researchers predict infinite genomes

...re surprised to find that we haven't cornered this species yet," says Tettelin, lead author of the PNAS paper...omes, Tettelin and colleagues propose describing a species by its "pan-genome": the sum of a core genome, containing genes present in all strains, and a dispen...

Rodent social behavior encoded in junk DNA

...or and disorders such as autism has been made in a species of pudgy rodents by researchers funded, in part, b...male-female relations and parenting behaviors in a species of voles. Drs. Larry Young and Elizabeth Hammock, Emory University, report on their findings in the ...

Team of international scientists departs today to discover the unknown in China's Himalayan region

...gram (RAP) as they search for new plant and animal species not yet known to science. "There is still so much...try scientists to conduct rapid inventories of the species of animals and plants in areas that are poorly known but potentially important biodiversity conserva...

When in danger humans are similar to a deer in the headlights

...the 'freezing' and 'fear bradycardia' seen in many species when confronted with threatening stimuli, mediated by neural circuits that promote defensive survival," author Eliane Volchan explains. This study is published in the current issue of Psychophysiology. Media wishing to receive a PDF of the full arti...

Proposal would allow wild animals to roam North America

...ndangered cheetahs with new habitat. Other living species that are counterparts to Pleistocene-era animals i...odiversity, according to the paper. These keystone species -- animals that contribute to diversity of life and which the rewilding researchers would like to re...

York scientists warn of dramatic impact of climate change on Africa

...by modelling the responses of more than 5000 plant species to predicted climate changes. Dr Jon Lovett, who led the research, said: "The results were extraordinary ?plants migrate out of the Congo rainforests and there is a massive intensification of drought in the Sahel. Other areas particularly hard hit a...

Otter adaptations: How do otters remain sleek and warm

...ctive pattern, which is how we can distinguish one species from another," says Weisel. "But otter hair is so different that it caught my attention." The fins of one hair loosely insert into the grooves between fins of an adjacent hair, thus permitting the hairs to form a web-like pattern that keeps water fro...

Leading scientists rank endangered dolphins, porpoises most in need of immediate action

...World Wildlife Fund. These nine projects highlight species threatened by bycatch that will most likely benefi...franciscana dolphins in South America. Most of the species on the list are threatened by the widespread use of one type of fishing gear ?gillnets. These nets a...

Genome Sequence for Haemophilus Influenzae Completed

...ctive pattern, which is how we can distinguish one species from another," says Weisel. "But otter hair is so different that it caught my attention." The fins of one hair loosely insert into the grooves between fins of an adjacent hair, thus permitting the hairs to form a web-like pattern that keeps water fro...

Canada's first embryonic stem cell lines

...World Wildlife Fund. These nine projects highlight species threatened by bycatch that will most likely benefi...franciscana dolphins in South America. Most of the species on the list are threatened by the widespread use of one type of fishing gear ?gillnets. These nets a...

Simple sea sponge helps scientists understand tissue rejection

... this quest: the red beard sea sponge, an Atlantic species that grows abundantly from just north of Cape Cod down to Florida. The red beard sponge (Microciona prolifera) has a cell-to-cell recognition system that, on a basic level, is similar to that of humans but much simpler. It's also a good organism f...

Novel targets found for the development of drugs to complement, or replace, statins

...World Wildlife Fund. These nine projects highlight species threatened by bycatch that will most likely benefi...franciscana dolphins in South America. Most of the species on the list are threatened by the widespread use of one type of fishing gear ?gillnets. These nets a...

Virulizin granted orphan drug status in Europe

...World Wildlife Fund. These nine projects highlight species threatened by bycatch that will most likely benefi...franciscana dolphins in South America. Most of the species on the list are threatened by the widespread use of one type of fishing gear ?gillnets. These nets a...

Research suggests fitness of Florida panthers improved by limited breeding with Texas animals

...d of genetic rescue would not work. They said if a species is rare, and its range is restricted, just adding ...f Nature? Ecological issues in the conservation of species and communities." He acknowledged in his interview and in the new paper that "I was wrong." The pap...

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