Penguins snatch 11 hours of sleep through seconds-long micronaps
In humans, nodding off for a few seconds is a clear sign of insufficient sleep—and can be dangerous in some situations, such as when driving a car.
In humans, nodding off for a few seconds is a clear sign of insufficient sleep—and can be dangerous in some situations, such as when driving a car.
Plants & Animals
Nov 30, 2023
0
65
In the sports arena, spectators sometimes create a spectacle known as a wave, as successive groups stand up in unison to yell with arms in the air. Now, researchers reporting in Current Biology on December 22 have shown that ...
Plants & Animals
Dec 22, 2021
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539
Farmers are reducing the environmental impacts of pesticide use by attracting birds of prey to their lands. In some areas, American kestrels—small falcons—are replacing chemicals by keeping pests and invasive species ...
Ecology
Mar 1, 2018
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2991
A new species of South American fossil terror bird called Llallawavis scagliai ("Scaglia's Magnificent Bird") is shedding light on the diversity of the group and how these giant extinct predators interacted with their environment. ...
Archaeology
Apr 9, 2015
2
366
For caterpillars, having a well-rounded diet can be fraught with peril. UC Irvine and Wesleyan University biologists have learned that caterpillars that feed on one or two plant species are better able to hide from predatory ...
Plants & Animals
Jun 16, 2014
1
1
Predatory birds like buzzards, eagles and barn owls could be used to monitor pollution across Europe, say scientists.
Ecology
May 7, 2014
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0
Scientists from the Max Planck Institute for Biological Cybernetics in Tübingen, using miniaturised high-speed cameras and high-speed behavioural tracking, discovered that rats move their eyes in opposite directions in both ...
Plants & Animals
May 27, 2013
1
0
(Phys.org) -- A new species of feathered dinosaur discovered in southern Germany is further changing the perception of how predatory dinosaurs looked. The fossil of Sciurumimus albersdoerferi, which lived about 150 million ...
Archaeology
Jul 2, 2012
12
0
(Phys.org) -- Giant insects ruled the prehistoric skies during periods when Earth's atmosphere was rich in oxygen. Then came the birds. After the evolution of birds about 150 million years ago, insects got smaller despite ...
Evolution
Jun 4, 2012
2
0
(PhysOrg.com) -- New research from Montana State University's Museum of the Rockies has revealed how dinosaurs like Velociraptor and Deinonychus used their famous killer claws, leading to a new hypothesis on the evolution ...
Archaeology
Dec 14, 2011
2
0