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Mammals Can 'Choose' Sex of Offspring, Study Finds
July 10, 2013 — A new study shows that mammalian species can "choose" the sex of their offspring in order to beat the odds and produce extra grandchildren. In analyzing 90 years of breeding records from the San ... > full story -
Sharks Stun Sardine Prey With Tail-Slaps
July 10, 2013 — Thresher sharks hunt schooling sardines in the waters off a small coral island in the Philippines by rapidly slapping their tails hard enough to stun or kill several of the smaller fish at once, ... > full story -
Asian Origins of Native American Dogs Confirmed
July 10, 2013 — Once thought to have been extinct, native American dogs are on the contrary thriving, according to a recent study that links these breeds to ancient ... > full story -
Dingoes Remain Top Predator Despite Control Measures
July 10, 2013 — The culling of dingoes in Australia to protect livestock does not open the way for other predators to take their place, new research finds. Dingoes and red foxes are temporarily suppressed, while ... > full story -
Bat That Sings Like a Bird Is Highly Tuned to Social Circumstance
July 10, 2013 — New research shows that Brazilian free-tailed bats (Tadarida brasiliensis) vary the way elements are combined in their songs (i.e. syntax) in response to different social contexts, which is ... > full story -
Evolution Too Slow to Keep Up With Climate Change
July 9, 2013 — Many vertebrate species would have to evolve about 10,000 times faster than they have in the past to adapt to the rapid climate change expected in the next 100 years, a new study has ... > full story -
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Energy and the Environment
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Wild Animals
Muscle Power: Bats Power Take-Off Using Recycled Energy
July 5, 2013 — Bats are uniquely able to stretch and store energy in their bicep and tricep tendons during take-off and climbing flight, giving them an extra power boost. A new study on fruitbats used cutting edge ... > full story -
Solitary Lemurs Avoid Danger With a Little Help from the Neighbors
July 5, 2013 — An endangered species of Madagascan lemur uses the alarm calls of birds and other lemurs to warn it of the presence of predators, a new study has found. This is the first time this phenomenon has ... > full story -
Great Ape Genetic Diversity Catalog Frames Primate Evolution and Future Conservation
July 3, 2013 — A catalog of great ape genetic diversity, the most comprehensive ever, elucidates the evolution and population histories of great apes from Africa and Indonesia. The resource will aid in conservation ... > full story -
Military Sonar Can Alter Blue Whale Behavior: Human-Made Noises Cause Ocean Giants to Move Away from Feeding Spots
July 3, 2013 — Some blue whales off the coast of California change their behavior when exposed to the sort of underwater sounds used during US military exercises. The whales may alter diving behavior or temporarily ... > full story
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