Animals
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Animals
Bees may like neonicotinoids, but some may be harmed
Two high-profile tests raise worries that bees can’t avoid neonicotinoid pesticides and that wild species are at special risk.
By Susan Milius -
Animals
Only three wolves left on Michigan island
Without an infusion of new wolves, the Isle Royale wolf population, and the famous study associated with it, will die off.
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Animals
Growth of mining on land may promote invasions at sea
Ballast water taken in to keep ships stable could, when discharged elsewhere, release species that become invasive in their new homes.
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Life
Bolder snails grow stronger shells
Bold snails have tougher shells than shy snails. Understanding what drives snails to develop such differences is a bit of a challenge.
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Animals
Finland’s brown bears on surprise fast track to recover diversity
Brown bears in southern Finland show surprisingly fast improvements in genetic diversity and connections with other bears.
By Susan Milius -
Animals
When mom serves herself as dinner
For this spider, extreme motherhood ends with a fatal family feast.
By Susan Milius -
Animals
Whether froglets switch sexes distinguishes ‘sex races’
Rana temporaria froglets start all female in one region of Europe; in another region, new froglets of the same species have gonads of either sex.
By Susan Milius -
Animals
Tales of the bedbug, one of the world’s most reviled insects
‘Infested’ captivates with stories about the bloodsucking insects. Resurgent in many areas in the United States, bedbugs are the fastest-growing moneymaker in pest control.
By Sid Perkins -
Animals
Gazing deeply into your dog’s eyes unleashes chemical attraction
Dogs and people gazing into each other’s eyes give each other a bond-strengthening rush of oxytocin.
By Susan Milius -
Life
Octopuses move with uncoordinated arms
An octopus crawls unlike any other animal. Mimicking the cephalopod’s control over its movements may lead to more agile robots.
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Animals
How many manatees live in Florida?
The most recent official count reports more than 6,000 manatees in Florida waters, but a new estimate may give a better picture of the population.
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Animals
Shimmer and shine may help prey sabotage predators’ aim
Iridescent prey was more difficult to strike in a video game for birds.
By Susan Milius