Search Results for: Tiger
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Life
New habitat monitoring tools find hope for tigers
Free tools such Google Earth Engine and Global Forest Watch show there’s still enough forest left for tigers — if it’s protected.
By Susan Milius -
Animals
In Florida, they’re fighting mosquitoes by meddling with their sex lives
As an alternative to genetically modified mosquitoes, Florida skeeter police are testing one of two strategies that use bacteria to meddle with insect sex lives.
By Susan Milius -
Genetics
DNA reveals how cats achieved world domination
Analysis of 9,000 years of cat remains suggests two waves of migration
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Health & Medicine
Toddlers’ screen time linked to speech delays and lost sleep, but questions remain
Two new studies link handheld screen time for young children to less sleep and greater risk of expressive language delays. But the results are preliminary.
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Science & Society
FDA OKs first GM mosquito trial in U.S. but hurdles remain
The FDA has concluded that test releases of Oxitec GM mosquitoes on a Florida key poses no significant problem for the environment, but local officials still have to agree
By Susan Milius -
Animals
Nature has a dog problem
Free-roaming dogs spread disease, kill wildlife by the thousands and have even caused extinctions. But their full effect on the environment has been little studied.
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Genetics
Asian tiger mosquito genome sequenced
Researchers have sequenced the genome of the Asian tiger mosquito, a stealthy invasive species and carrier of tropical diseases.
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Life
Defining ‘species’ is a fuzzy art
Here's why scientists still don't agree on what a species is.
By Susan Milius -
Health & Medicine
Scientists wrestle with possibility of second Zika-spreading mosquito
It’s hard to say yet whether Asian tiger mosquitoes will worsen the ongoing Zika outbreak in the Americas.
By Susan Milius -
Animals
For a female mosquito, the wrong guy can mean no babies
Male Asian tiger mosquitoes leave female yellow fever mosquitoes uninterested in mating with their own species, a process known as “satyrization.”
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Animals
For jaguars, armored prey is no obstacle
With big heads, thick teeth and strong muscles, jaguars have evolved to take on dangerous prey, often animals covered with thick armor.
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Animals
Big cats hunt livestock when wild prey is scarce
Lions, tigers and other big cats tend to hunt livestock only after their wild prey has dropped in availability, a new study shows.