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Rats' and Bats' Brains Work Differently on the Move
April 18, 2013 — A new study of brain rhythms in bats and rats challenges a widely-used model -- based on rodent studies -- of how animals navigate their environment. To get a clearer picture of processes in the ... > full story -
Learned Helplessness in Flies and the Roots of Depression
April 18, 2013 — When faced with impossible circumstances beyond their control, animals, including humans, often hunker down as they develop sleep or eating disorders, ulcers, and other physical manifestations of ... > full story -
Dinosaur Egg Study Supports Evolutionary Link Between Birds and Dinosaurs: How Troodon Likely Hatched Its Young
April 18, 2013 — A small, bird-like North American dinosaur incubated its eggs in a similar way to brooding birds -- bolstering the evolutionary link between birds and dinosaurs, researchers have ... > full story -
Study of Pumas in Santa Cruz Mountains Documents Impact of Predator/human Interaction
April 18, 2013 — In the first published results of more than three years of tracking mountain lions in the Santa Cruz Mountains, researchers have documented how human development affects the predators' ... > full story -
'Chink in the Armor' of Schmallenberg Virus Identified
April 17, 2013 — A key building block in the Schmallenberg virus could be targeted by anti-viral drugs, according to a new ... > full story -
Spayed or Neutered Dogs Live Longer
April 17, 2013 — Many dog owners have their pets spayed or neutered to help control the pet population, but new research suggests the procedure could add to the length of their lives and alter the risk of specific ... > full story -
Bear Baiting May Put Hunting Dogs at Risk from Wolves
April 17, 2013 — Wisconsin permits bear baiting for much longer than Michigan does. Wisconsin also pays reparations for wolf attacks on hunting dog, but Michigan doesn't. These factors make Wisconsin's risk of wolf ... > full story -
Going Places: Rat Brain 'GPS' Maps Routes to Rewards
April 17, 2013 — Studying rats' ability to navigate familiar territory, scientists found that the hippocampus uses remembered spatial information to imagine routes the rats then follow. Their discovery has ... > full story -
Reproductive Tract Secretions Elicit Ovulation
April 17, 2013 — Eggs take a long time to produce in the ovary, and thus are one of a body's precious resources. It has been theorized that the body has mechanisms to help the ovary ensure that ovulated eggs enter ... > full story -
Resurgence of Endangered Deer in Patagonian ‘Eden’ Highlights Conservation Success
April 16, 2013 — The Huemul, a species of deer found only in the Latin American region of Patagonia, is bouncing back from the brink of possible ... > full story
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