Search results for Spider

Plants & Animals Aug 13, 2024

Lab experiment shows Joro spider heart rates fluctuate less under stress

A pair of entomologists at the University of Georgia has found that Joro spider heart rates fluctuate less when they are experiencing stress compared to similar spiders. In their study, published in the journal Physiological ...

Evolution Aug 13, 2024

Findings reveal eurypterids evolved giant size independently at least nine times

Sea scorpions, ancient predators that patrolled Earth's marine and freshwater habitats hundreds of millions of years ago, are the focus of a sizable scientific mystery.

Ecology Aug 9, 2024

Two closely related species of haplodiploid spider mites interact on mountains

Speciation is an important research area, as it increases biodiversity on Earth. When closely related species with incomplete reproductive isolation expand their distribution after some degree of differentiation and form ...

Plants & Animals Aug 7, 2024

Plants offer fruit to insects to disperse dust-like seeds, botanist discovers

Fruit exist to invite animals to disperse the swallowed seeds. A Kobe University research team found that plants targeting insects rather than birds or mammals for this service are more common than previously thought. These ...

Plants & Animals Aug 7, 2024

Ticking time bomb: New modeling predicts huge increase in ticks across Scotland

The prevalence of ticks in Scotland will increase by a quarter under the most optimistic climate change scenario, according to new modeling by mathematicians at the University of Stirling.

Plants & Animals Aug 1, 2024

Conservationists need to pay more attention to 'degraded' tropical forests

Conservationists have typically focused on pristine tropical rainforests, or those thought to have been relatively untouched by human disturbance.

Evolution Jul 31, 2024

520-million-year-old worm fossil solves mystery of how modern insects, spiders and crabs evolved

A new study led by researchers at Durham University have uncovered an incredibly rare and detailed fossil, named Youti yuanshi, that gives a peek inside one of the earliest ancestors of modern insects, spiders, crabs and ...

Astronomy Jul 30, 2024

Astronomers observe eclipses of pulsar PSR J0024−7204O

Using the MeerKAT radio telescope, astronomers have observed eclipses in the radio emission of a pulsar known as PSR J0024−7204O. Results of the observational campaign, published on the preprint server arXiv, could help ...

Plants & Animals Jul 22, 2024

Bugs thrive in urban Los Angeles—volunteers' traps reveal biodiversity hot spots for city insects and spiders

The most significant predictors of bug biodiversity in Los Angeles are proximity to the mountains and temperature stability throughout the year, according to a study we co-authored with Brian V. Brown of the Los Angeles Natural ...

Plants & Animals Jul 22, 2024

Q&A with entomologist: Fewer bees and other pollinating insects lead to shrinking crops

Many plants, from crops to carnations, cannot bear fruit or reproduce without bees, beetles, butterflies and other insects to pollinate them. But the population of insect pollinators is dropping in the U.S., due in part to ...

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