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Why Closely Related Species Do Not Eat the Same Things
June 21, 2013 — Closely related species consume the same resources less often than more remotely related species. In fact, it is the competition for resources, and not their kinship, which determines the food ... > full story -
Help for African Rhino Poaching Survivors
June 21, 2013 — In Africa hundreds of rhinos are shot or immobilised by poachers every year to supply ground up horn for the Asian medicine market. It is reputed to make men virile and treat anything from stomach ... > full story -
Blockade in Cellular Waste Disposal: Scientists Show How Protein Aggregates Disrupt the Molecular Balance of the Cell
June 21, 2013 — Proteins can only perform their complex functions in the cell when they assume a specific three-dimensional structure for each respective task. Because misfolded proteins are often toxic, they are ... > full story -
Are Dogs 'Kids?' Owner-Dog Relationships Share Striking Similarities to Parent-Child Relationships
June 21, 2013 — People have an innate need to establish close relationships with other people. But this natural bonding behavior is not confined to humans: many animals also seem to need relationships with others of ... > full story -
Climate Change to Shrink Bison, Profit
June 20, 2013 — A researcher finds that during the next 50 years, future generations of bison will be smaller in size and weigh less. Climate is likely to reduce the nutritional quality of grasses, causing the ... > full story -
Factors That Influence Spinach Contamination Pre-Harvest Determined
June 20, 2013 — Scientists have identified a variety of factors that influence the likelihood of E. coli contamination of spinach on farms prior to ... > full story -
Study of Insect Bacteria Reveals Genetic Secrets of Symbiosis
June 20, 2013 — Microbiologists recently delved deeper into the genes involved in the "tripartite nested mealybug symbiosis." The researchers discovered the already complex three-way symbiosis actually depends on ... > full story -
The Red Queen Was Right: Life Must Continually Evolve to Avoid Extinction
June 20, 2013 — Biologists quote Lewis Carroll when arguing that survival is a constant struggle to adapt and evolve. Is that true, or do groups die out because they experience a run of bad luck? Biologists tested ... > full story -
Changing Ocean Temperatures, Circulation Patterns Affecting Young Atlantic Cod Food Supply
June 20, 2013 — Changing ocean water temperatures and circulation patterns have profoundly affected key Northeast U.S. Continental Shelf zooplankton species in recent decades, and may be influencing the recovery of ... > full story -
Flowers: Pistil Leads Pollen in Life-and-Death Dance
June 20, 2013 — Pollination, essential to much of life on earth, requires the explosive death of the male pollen tube in the female ovule. In new research, scientists describe the genetic and regulatory factors that ... > full story
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