Biology News
September 3, 2015

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September 3, 2015

Many North American Birds May Lose Part of Range Under Climate Change Scenarios

Sep. 2, 2015 — Over 50 percent of nearly 600 surveyed bird species may lose more than half of their current geographic range across three climate change scenarios through the end of the century in North ... read more

Animal Without Synapses Feeds by External Digestion Using Global, Local Cellular Control

Sep. 2, 2015 — A multicellular marine animal without organs, Trichoplax's feeding behavior may include cellular coordination, resulting in external food ... read more

Climate Change Will Irreversibly Force Key Ocean Bacteria Into Overdrive

Sep. 1, 2015 — The levels of ocean acidification predicted for the year 2100 have been shown to cause an irreversible evolutionary change to a bacteria foundational to the ocean's food ... read more

Sep. 1, 2015 — A colonial jellyfish-like species, Nanomia bijuga, employs a sophisticated, multi-jet propulsion system for swimming that is based on an elegant division of labor among young and old members of the ... read more

Sep. 1, 2015 — A key mystery of the DNA replication process has been unraveled by researchers, resolving a long-standing mystery that has clouded our understanding of DNA replication, and also has important ... read more

Can Marijuanna Help Transplant Patients? New Research Says Maybe

Sep. 1, 2015 — Here's another discovery to bolster the case for medical marijuana: new research in mice suggests that THC, the active ingredient in marijuana, may delay the rejection of incompatible ... read more

Sep. 1, 2015 — The careful examination of fossil fragments from Panama has led Smithsonian scientists and colleagues to the discovery of a new genus and species of river dolphin that has been long extinct. The team ... read more

Sep. 1, 2015 — You don't name a sea creature after an ancient Greek warship unless it's built like a predator. That's certainly true of Pentecopterus, a giant sea scorpion with the features of a ... read more

Endangered Animals Can Be Identified by Rate of Genetic Diversity Loss

Aug. 31, 2015 — A new study presents a novel approach for identifying vertebrate populations at risk of extinction by estimating the rate of genetic diversity loss, a measurement that could help researchers and ... read more

Aug. 31, 2015 — Among birds, the line between species is often blurry. Some closely related species interbreed where their ranges overlap, producing hybrid offspring. In the coastal marshes of New England, this has ... read more

Aug. 31, 2015 — Thousands of new species are identified every year, and new and efficient methods are needed to document this diversity and to make information about new species available to other scientists and to ... read more

Aug. 31, 2015 — Life on an island isn't always easy. To make the most of the little there is to eat on many Greek islands, the digestive system of Balkan green lizards has evolved considerably compared to ... read more

Aug. 31, 2015 — A new species of giant file clam from Atlantic Canadian waters has been described by Canadian scientists. The 'cryptic' clam, which lives in deepwater canyons, was first found off the coast ... read more

Aug. 31, 2015 — How did the ankylosaur get its tail club? According to research that traces the evolution of the ankylosaur's distinctive tail, the handle arrived first on the scene, and the knot at the end of ... read more

Aug. 31, 2015 — The process of endocytosis -- how cells 'eat' by absorbing molecules -- drives rapid embryonic healing, scientists have discovered. They suggest the results should be used to design better ... read more

Ants to the Rescue: How Super-Organisms Could Become Super Pest Controllers

Aug. 31, 2015 — As global population rises and finite resources dwindle, farmers need new, more sustainable ways to control pests. Now, ecologists have found a safe, sustainable and cost-effective new pest control. ... read more

Aug. 31, 2015 — From 1952, DNA was sequenced, modified and extensively studied, but no technique was able to produce clear direct images of DNA. Now, researchers have developed a new technique to produce a direct ... read more

Aug. 28, 2015 — A closer look at how honey bee colonies determine which larvae will serve as workers and which will become queens reveals that a plant chemical, p-coumaric acid, plays a key role in the bees' ... read more

Aug. 28, 2015 — In all organisms, water's pH has a profound effect. Because the interaction of carbon dioxide and water explains the natural acidity of water and all accompanying reactions, it is considered a ... read more

Aug. 28, 2015 — Viruses are able to redirect the functioning of cells in order to infect them. Inspired by their mode of action, scientists have designed a "chemical virus" that can cross the double lipid ... read more

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