Search results for predatory animal

Ecology Apr 11, 2024

Traces of DNA in the stomachs of predatory snails provide new insights into the ecology of placozoans

Placozoans are among the simplest animals and occur worldwide in coastal waters. It was previously assumed that the tiny creatures, which measure just a few millimeters, live either on hard surfaces—such as rocks, corals, ...

Evolution Apr 10, 2024

3D mouth of an ancient jawless fish suggests they were filter-feeders, not scavengers or hunters

Early jawless fish were likely to have used bony projections surrounding their mouths to modify their mouth shape while they collected food.

Plants & Animals Apr 4, 2024

Study shows impacts of invasive species transcend ecosystem boundaries

Invasive species influence biodiversity across larger spatial extents than previously thought. In a recently published study, researchers from Eawag and the University of Zurich show that the impacts of invasive species extend ...

Plants & Animals Apr 3, 2024

Matador bugs use their own red flags to ward off predators

In the quaint town of Gamboa, nestled near the Panama Canal, a team of scientists embarked on a unique endeavor: attaching red flags onto the legs of crickets and observing how birds respond to them. These eye-catching flags ...

Archaeology Mar 26, 2024

Elephant hunting by early humans may explain proximity between extensive Paleolithic stone quarries and water sources

Archaeologists from Tel Aviv University have uncovered the mystery surrounding extensive Paleolithic stone quarrying and tool-making sites: Why did Homo erectus repeatedly revisit the very same locations for hundreds of thousands ...

Evolution Mar 26, 2024

How lizards avoid being killed by venomous snakes

A University of Queensland-led study has shed light on how some lizards have evolved to resist deadly neurotoxins from Australia's most venomous snakes.

Evolution Mar 25, 2024

New fossil rove beetle is a first in Africa

In the heart of Botswana, a discovery at the Orapa Diamond Mine has unveiled a fossil that sheds light on the evolutionary history of beetles.

Ecology Mar 13, 2024

How climate change drives the spread of invasive plants

As the climate warms, the number of alien species on every continent is expected to increase 36% by 2050. Some alien species—that is, plants or animals that live outside their natural range—are invasive and can harm ecosystems ...

Cell & Microbiology Mar 12, 2024

The next pandemic? It's already here for Earth's wildlife, says biologist

I am a conservation biologist who studies emerging infectious diseases. When people ask me what I think the next pandemic will be I often say that we are in the midst of one—it's just afflicting a great many species more ...

Paleontology & Fossils Mar 6, 2024

New analysis uncovers major issues with earlier suggestions that Spinosaurus pursued prey underwater

For years, controversy has swirled around how a Cretaceous-era, sail-backed dinosaur—the giant Spinosaurus aegyptiacus—hunted its prey. Spinosaurus was among the largest predators ever to prowl the Earth and one of the ...

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