Western butterfly populations are declining at an estimated rate of 1.6% per year, according to a new report to be published this week in Science. The report looks at more than 450 butterfly species, including the western monarch,...
The unusual breeding history of the Earth's largest living lizard—the Komodo dragon—has been laid bare in a new study from The Australian National University. The Komodo dragon is best known for its size and hunting skills,...
The backbone is the Swiss Army Knife of mammal locomotion. It can function in all sorts of ways that allows living mammals to have remarkable diversity in their movements. They can run, swim, climb and fly all...
Plants have a metabolic signal that adjusts their circadian clock in the evening to ensure they store enough energy to survive the night, a new study reveals. The research—involving scientists from the University of...
The koala retrovirus (KoRV) is a virus which, like other retroviruses such as HIV, inserts itself into the DNA of an infected cell. At some point in the past 50,000 years, KoRV has infected the egg or...
While there's a famous horror-movie spoof about killer tomatoes, no one seems to have made one about caterpillars—the insect pests that eat the juicy red fruits of summer. Perhaps the time is ripe, with...
Fishing primarily removes larger and more active fish from populations. It thus acts as a selection factor that favors shy fish, as a recent study by the Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB) shows....
Scientists have successfully sequenced the genome of an extinct cave bear using a 360,000-year-old bone—the oldest genome of any organism from a non-permafrost environment. The work, involving Nottingham Trent University and the University of...
Having a memory of past events enables us to take smarter decisions about the future. Researchers from the Max Planck Institute for Dynamics and Self-Organization (MPIDS) and Technical University of Munich (TUM) identify the basis for forming...
Recreational hunting—especially hunting of charismatic species for their trophies—raises ethical and moral concerns. Yet recreational hunting is frequently suggested as a way to conserve nature and support local people's livelihoods. In a new article...
A new study published in Scientific Reports has revealed that dogs understand the relationship between their body and the environment in a problem solving task. The researchers of the Department of Ethology at Eötvös Loránd University (Budapest, Hungary) found...