For one tropical tree, effective seed dispersal relies especially on elephants

Deer, bears, gibbons, but especially elephants, play an important role in seed dispersal for a large-fruited tree in the forests of Thailand, according to...

Study raises concern about flame-retardant metabolites in bald eagles

Scientists have raised concerns for decades about toxic chemicals in the environment that accumulate in the tissues of birds, fish and other animals. New...

Stormwater ponds not a major source of greenhouse gas emissions

Stormwater retention ponds, a ubiquitous feature in developed landscapes worldwide, are not a significant source of climate-warming nitrous oxide (N2O) emissions, a new Duke...

Bears disperse seeds through scat and feed small mammals

New research shows that mice and voles scurry to bear scats to forage for seeds, finding nutritional value in the seeds and in some...

Territory holders and floaters: Two spatial tactics of male cheetahs

Scientists of the Leibniz Institute for Zoo and Wildlife Research (Leibniz IZW) in Berlin analysed the spatial behaviour of cheetahs. They showed that male...

To tell the sex of a Galápagos penguin, measure its beak

It turns out that to tell the sex of a Galápagos penguin, all you need is a ruler. In a paper published April 5 in...

Climate change linked to potential population decline in bees

A new study from Northwestern University and the Chicago Botanic Garden has found that climate change may drive local extinction of mason bees in...

Chimpanzees started using a new tool-use gesture

"Leaf clipping is a special behaviour. It is a rare example of tool-use in a communicative context and has been proposed to be cultural,...

Inbred animals face greater threat from changes to environment

Animals that are inbred make mistakes in response to changes in their surroundings, which threatens their survival, research has found. A study found that inbred...

Yellowstone’s ‘landscape of fear’ not so scary after all

After wolves were reintroduced to Yellowstone National Park in the mid-1990s, some scientists thought the large predator reestablished a 'landscape of fear' that caused...

How snowshoe hares evolved to stay seasonally camouflaged?

Many animals have evolved fur or feather colors to blend in with the environment and hide from predators. But how do animals stay camouflaged...

Garden seed diet for threatened turtle doves has negative impact

Young turtle doves raised on a diet of seeds from non-cultivated arable plants are more likely to survive after fledging than those relying on...

Light pollution a reason for insect decline

Climate change, pesticides and land use changes alone cannot fully explain the decline in insect populations in Germany. Scientists from the Leibniz-Institute of Freshwater...

Are smarter animals bigger troublemakers?

You have probably encountered a raccoon raiding the trash in your neighborhood, seen a rat scurrying through the subway or tried to shoo away...

Rising sea temperatures threaten survival of juvenile albatross

Ecologists from Woods Hole Oceanographic Institution in the US and the French National Center for Scientific Research (CNRS) studied a population of black-browed albatross...