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En garde! Wasps use penis spikes to ward off predators

An accidental sting has helped Japanese scientists prove some male wasps have a rather unusual predator defence weapon: penis spikes......»»

Category: topSource:  marketingvoxDec 25th, 2022

Biologists discover caterpillars are able to sense electrostatic fields generated by predators

Sam England and Daniel Robert, biologists at the University of Bristol, report that at least three types of caterpillars are capable of sensing and responding to an electrostatic field generated by a predator......»»

Category: topSource:  physorgRelated NewsMay 21st, 2024

Dice snakes found to use a variety of techniques to more effectively fake their own deaths

A pair of biologists at the University of Belgrade, in Serbia, has found that dice snakes use a variety of techniques to fool predators into believing they have died. In their paper published in the journal Biology Letters, Vukašin Bjelica and Ana G.....»»

Category: topSource:  informationweekRelated NewsMay 13th, 2024

The wasps that tamed viruses

Some insects have transformed wild viruses into tiny biological weapons. Enlarge / Xorides praecatorius is a parasitoid wasp. (credit: TorriPhoto via Getty) If you puncture the ovary of a wasp called Microplitis demolito.....»»

Category: topSource:  pcmagRelated NewsMay 10th, 2024

Alpacas found to be the only mammal to directly inseminate the uterus

A pair of biologists from Mount Holyoke College, working with a colleague from North American Camelid Studies Program, the Nunoa Project, has found that the male alpaca thrusts his penis all the way into the uterus of the female during mating, making.....»»

Category: topSource:  pcmagRelated NewsApr 30th, 2024

Report: People are bailing on Safari after DMA makes changing defaults easier

Indie browsers report significant spikes in users in the past month. Enlarge (credit: Thomas Trutschel / Contributor | Photothek) Smaller web browsers are gaining traction in the European Union after the Digital Markets.....»»

Category: topSource:  arstechnicaRelated NewsApr 10th, 2024

Scientists discover new phage resistance mechanism in phage-bacterial arms race

One of the most abundant and deadliest organisms on Earth is a virus called a bacteriophage (phage). These predators have lethal precision against their targets—not humans, but bacteria. Different phages have evolved to target different bacteria an.....»»

Category: topSource:  physorgRelated NewsApr 8th, 2024

Scientists agree, the media is biased against wasps

Wasp scientists around the globe agree that media coverage of wasps skews negative and almost entirely overlooks their beneficial attributes, reports a team led by UCL researchers......»»

Category: topSource:  physorgRelated NewsApr 8th, 2024

Amphibians use scream inaudible to humans for self-defense against predators, study suggests

A study reported in the journal acta ethologica has recorded the use of ultrasound by amphibians for the first time in South America. It also describes the first documented case of the use of ultrasound for defense against predators, in a distress ca.....»»

Category: topSource:  marketingvoxRelated NewsApr 4th, 2024

These Women Came to Antarctica for Science. Then the Predators Emerged

Jane Willenbring was the first to blow the whistle on sexual harassment and assault in Antarctica. Years later, women are still coming forward with tales of horror as a government investigation unfolds......»»

Category: gadgetSource:  wiredRelated NewsApr 4th, 2024

Behavior of ant queens found to be shaped by their social environments

The queens in colonies of social insects, such as ants, bees, and wasps, are considered the veritable embodiment of specialization in the animal kingdom......»»

Category: topSource:  physorgRelated NewsMar 26th, 2024

Male and female crab spiders found to "cooperate" to mimic a flower to fool prey and predators

A pair of environmental scientists at Yunnan University, in China, has found an instance of a pair of spiders, one male, the other female, working together to create the image of a flower, thereby fooling both prey and predators......»»

Category: topSource:  theglobeandmailRelated NewsMar 26th, 2024

Research uncovers a rare resin fossil find: A spider that aspires to be an ant

Arachnophobia can make humans flee at the sight of a brown recluse, black widow or even a daddy long legs, but animal predators of spiders know no such fear......»»

Category: topSource:  physorgRelated NewsMar 22nd, 2024

In a first, evolutionary biologists have identified a gene that influences visual preferences in tropical butterflies

Tropical Heliconius butterflies are well known for the bright color patterns on their wings. These striking color patterns not only scare off predators—the butterflies are poisonous and are distasteful to birds—but are also important signals duri.....»»

Category: topSource:  physorgRelated NewsMar 21st, 2024

Characterizing salps as predators of marine microbes

A huge fraction of global flows of carbon and other nutrients pass through marine microbes. Little is known about their causes of death, however. This information determines where those nutrients will go......»»

Category: topSource:  marketingvoxRelated NewsMar 20th, 2024

Advancements in greenhouse spike detection with deep learning for enhanced phenotypic trait analysis

Accurate extraction of phenotypic traits from image data is essential for cereal crop research, but spike detection in greenhouses is challenging due to the environmental and physical similarities between spikes and leaves. Recent efforts include inc.....»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

"Atypical" gathering of "rare" deep-sea predators spotted for first time in Panama

Deep underwater, a group of elusive predators gathered off the coast of Panama. The gathering was "atypical" and a first of its kind for the area......»»

Category: topSource:  physorgRelated NewsMar 18th, 2024

Research reveals traits that make fish prey tasty to tuna

A cross-border science collaboration has yielded a global database that will help researchers understand how climate change is affecting ocean predators like the albacore tuna—which also happens to be an important food source for people around the.....»»

Category: topSource:  pcmagRelated NewsMar 8th, 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 most adapted to water, but.....»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Birds, beetles, bugs could help replace pesticides: Study

Natural predators like birds, beetles and bugs might be an effective alternative to pesticides, keeping crop-devouring pests populations down while boosting crop yields, researchers said Wednesday......»»

Category: topSource:  physorgRelated NewsMar 6th, 2024

Study highlights urgency of parasitic wasp release to save native bird

Researchers with the University of Minnesota hope to release highly specialized parasitic wasps to serve as a biological control method to save Darwin's finches from a dire threat: the invasive avian vampire fly, Philornis downsi......»»

Category: topSource:  physorgRelated NewsMar 6th, 2024