A study by the Technical University of Munich found that native fish species are on the verge of extinction, while invasive species like rainbow trout and topmouth gudgeon are increasing in population. The analysis of over 30 years of data reveals a decline in specialiszed species with complex life cycles due to habitat changes.
A new invasive species, Bugula neritina, has been detected in the Ketchikan region of Alaska, along with three other non-native species. The discovery highlights the importance of early detection and monitoring to control the spread of invasive species in Alaskan waters.
A study published in Radiology found that minimally invasive autopsy with CT and MRI performs as well as conventional autopsy in detecting cause of death, yielding more diagnoses. The procedure provides a permanent record of the entire body that can be revisited and reanalyzed by pathologists, radiologists, clinicians, and next-of-kin.
A study published in JAMA Oncology found that patients treated with more-invasive surgical techniques for early-stage lung cancer were more likely to become chronic opioid users. In contrast, those who underwent minimally invasive VATS surgery were less likely to fill opioid prescriptions after surgery and in the long term.
A new tool developed by UBC researchers helps conservationists make data-driven decisions about which species to recover with limited funds. By analyzing empirical data and expert knowledge, the Priority Threat Management tool prioritizes conservation strategies for endangered species.
A systematic review of 25 clinical trials found little evidence that invasive surgery reduces chronic pain. The study's findings raise concerns about the widespread use of these procedures without rigorous testing.
Research by an international team from the University of Vienna reveals that remote islands have higher numbers of non-native species, which can lead to extinction events and threaten unique island species. The study found that isolation from the mainland increases the number of non-native species, while native species decline.
The VERDICT trial found that postponing invasive examination and treatment for up to 72 hours is as good as a very early approach in patients with NSTE-ACS, particularly those with high risk. This contradicts ESC guidelines on immediate versus early invasive strategies.
A new non-invasive test called FFRCT accurately reflects invasively measured fractional flow reserve, showing it can safely guide treatment for patients with moderate stenosis. The study found that patients with normal FFRCT results had a similar prognosis to those with mild or no stenosis.
A new study found that seed rain, canopy gaps, and soil disturbances contribute to the establishment of invasive plants. Proximity to seed sources was a significant predictor for wine raspberry, Japanese barberry, and Japanese stiltgrass.
Researchers found a novel approach combining manual removal and native urchin outplanting effective in reducing invasive macroalgae on Hawaiian coral reefs. The method reduced algae growth by 85% over two years without harming corals or other reef species.
A new fish species, Platichthys solemdali, has been discovered in the Baltic Sea and officially recognized as an endemic species. The species can be distinguished from its European counterpart through genetic methods or by studying their eggs and sperm.
A study of over 250,000 British women found no overall increased risk of invasive breast or womb cancer after assisted reproduction. However, small increased risks of non-invasive breast and ovarian tumours were detected, with the former linked to a greater number of treatment cycles.
New computational simulations suggest that antibiotic treatment can suppress resistant species via attack on sensitive partner species in mutualistic relationships, and spatial arrangement influences cross-protection. The study found that competing species are more susceptible to suppression than mutually interacting species.
A Dartmouth study explores alternative perspectives on invasive species through Anishnaabe traditions, highlighting the importance of respectful relationships and careful stewardship. The research reveals three key findings: indigenous communities view invasive species as natural migration or a form of cultural exchange, and traditiona...
Staphylococcus aureus uses specific amino acid biosynthesis pathways to obtain essential nutrients from host tissues during invasive infection. The discovery sheds light on how bacterial pathogens survive in bone and may lead to the development of new antimicrobial therapies.
Researchers in Brazil have discovered that sun coral can regenerate at a faster rate as water temperature increases, making it a formidable invasive species. The study's findings suggest that the genus Tubastraea, which comprises seven species, including two invasive ones, can thrive in various marine environments.
Five species of giant hammerhead flatworms have been discovered in metropolitan France and French overseas territories, including two species reaching up to 40 cm in length. The discovery raises concerns about the potential threat to native animals and soil ecology due to their predatory nature.
Researchers from the University of Chicago and University of Nebraska discovered that Australian fairy-wrens can recognize individual birds from other species and form stable, positive relationships. This cooperation allows them to better defend their territories and share benefits such as increased foraging success and reduced vigilance.
Scientists predict that climate change will alter the location and size of suitable habitats for many marine species on North America's continental shelves. The study found that habitats generally tend to shift north along the coastline, but these shifts vary depending on specific species' requirements and seafloor characteristics.
Researchers analyzed border interceptions of ants at US and NZ ports for nearly 100 years, finding over 75% originated from countries with prior introductions. The study highlights a mode driving global spread of invasive species.
A recent study by University of British Columbia researchers found that the Jerusalem artichoke's ability to produce a large number of tubers is a major driver of its invasive success. The trait evolved independently multiple times in invasive populations, highlighting the potential for invasiveness to evolve repeatedly.
A new study by HKU researchers found that land-use changes significantly influence species distribution shifts in response to climate change. In cooler regions, forest loss slows down species migration, while deforestation accelerates it in warmer areas.
A study found that larger reserves and species similarity are key to effective conservation, but not all species receive equal protection. The research highlights the need for targeted attention for certain species in sagebrush country.
Researchers found that species' phenology shifted four days earlier per decade after 1981, with increased synchrony between species pairs from 0.97 to 6.1 days per decade. However, the magnitude of shifts and correlations with temperature changes remain uncertain due to short time series and variations among species.
A new BJS study found axillary ultrasound imaging to be less sensitive for detecting axillary metastatic lymph nodes in women with invasive lobular carcinoma compared to invasive ductal carcinoma. Women with invasive lobular carcinoma may benefit from axillary biopsies regardless of ultrasonographic appearance.
Researchers found parallel genetic changes in closely related species, making them vulnerable to viral jumps. This raises concerns about emerging infectious diseases like HIV and SARS coronavirus.
Researchers have developed an alternative approach to controlling invasive Chinese privet, achieving great control with much less herbicide than typically used. The study found that a 25% concentration of glyphosate or triclopyr is sufficient for effective control, and timing also plays a crucial role in the process.
A study found that the number of plant species on European mountain peaks increased by five times more than during the period 1957-66, and is accelerating due to global warming. The researchers believe that some specialized species will be outcompeted as warmer climates spread, but local conditions and microclimates play a role.
A recent study by Lund University found that chance plays a significant role in local species survival, sometimes overriding conservation initiatives. The researchers also discovered negative frequency-dependence, which counteracts the role of chance and helps rare species recover.
A newly launched startup has acquired exclusive rights to develop a minimally invasive surgical device that can repair holes in the heart without complications. The technology uses deployable soft structures and offers a non-invasive approach to tissue repair, facilitating clinicians' access to difficult-to-reach organs.
A study by University of Lincoln researchers discovered that conflict between sexes within a species can lead to one sex adapting to different resources, effectively preventing other species from colonizing habitats. This challenges traditional theories on natural selection's role in driving biodiversity evolution.
New research shows that biodiversity loss can lead to a domino effect of further extinctions, where the removal of one species creates a gap for other species to fill. This can result in simpler ecological communities at greater risk of extinction cascades with potential losses of many species.
Researchers found a significant association between opioid use and the risk of laboratory-confirmed invasive pneumococcal diseases. High-dose opioids, especially those classified as high potency and long-acting formulations, were most strongly associated with invasive pneumococcal diseases in humans.
A Vanderbilt University Medical Center study found that opioid users have a 1.62 times higher risk of invasive pneumococcal diseases, which can cause meningitis and other severe infections. The study suggests that high-dose opioids, particularly those with long-acting properties, carry the greatest infection risk.
A recent study published in the Journal of Mammalogy reveals that over 1000 new species of mammals have been described globally during the last dozen years. This rate of species discovery parallels that seen in global amphibians, driven by advances in DNA analysis methods and field exploration.
A new study reveals that up to 16% of Earth's species could qualify as potential alien species, posing significant challenges to biosecurity efforts. The research found that the number of newly emerging alien species continues to rise, with insects and molluscs being the groups most affected.
Researchers found that invasive cane toads can rapidly adjust their thermal tolerance in response to cool conditions, a trait present in two cool-climate populations from Australia and Hawaii. This discovery has significant implications for predicting the spread of invasive species.
Researchers at Cambridge University Press suggest a way to predict invasive weed behavior and development curve by analyzing herbarium records and data on past invaders. By understanding the variation in expansion phase length across species, they can identify traits linked to aggressive growth and expansion.
The study reveals that the invasive Eurasian woodwasp outcompetes and kills native species due to its larger venom glands and earlier emergence. This threatens the fragile ecosystem in North American pine forests.
Three new species of zoantharians were discovered in the Indo-Pacific region, expanding our understanding of coral reef diversity. One species was named after President Tommy Remengesau of Palau, highlighting the nation's support for marine conservation.
A new study reveals that an invasive Australian tree species, Pittosporum undulatum, is posing a significant threat to the global biodiversity hotspot in Jamaica's Blue Mountains. The species has already outpaced native trees, reducing their regeneration and threatening rare and endangered species.
Scientists have identified the world's first hybrid bird species in the Amazon rainforest, created by the mating of two distinct species. The golden-crowned manakin boasts unique yellow crown feathers and an intermediate keratin structure, setting it apart from its parental species.
The removal of water from the Colorado River has led to a loss of unique ecological species, which are now at risk of extinction. Hybridization between the native species and those in the surrounding estuaries poses a significant threat to their survival.
A new study finds that variation within species can have significant ecological effects, rivaling those of the entire species. This challenge traditional views on biodiversity and highlights the importance of preserving trait variation within species.
A wet winter in San Francisco Bay has disrupted the balance of invasive species, allowing native species to thrive. The study found that freshwater years reset the system, creating an opportunity for management strategies to target non-native populations.
An international research team led by Mark van Kleunen found that plant species from European habitats altered by humans have a head start in spreading to other continents. The study investigated over 10,000 plant species and found that those from human-made environments were more successful in naturalizing on other continents.
Researchers from UC Davis predict certain traits, such as internal fertilization and long-distance mating signals, can help rare species persist during crises. These traits may provide advantages for chronically rare species when compared to more common species that are likely to face extinction during great extinction events.
Research reveals that variation within species has significant ecological consequences, often rivaling those of species themselves. The study found that trait differences can affect prey populations and grazing insects, leading to indirect effects on ecosystems.
Researchers found invasive plant species can change their ecological niches to thrive in new continents and climates, challenging traditional assumptions. This shift has major consequences for predicting invasive species distribution and responses to climate change.
Researchers developed an eDNA assay to detect invasive freshwater clam Corbicula, finding it in four out of 11 lakes where it already existed. The test revealed the location and abundance of clams, confirming its potential for monitoring new populations and preventing ecosystem degradation.
A University of Kansas study found that genetic differences between populations of Malaysian torrent frogs were misinterpreted using common methods, leading to the overestimation of new species. The researchers suggest a more cautious approach to species identification, accounting for gene flow among populations.
Researchers analyzed over 260 wasp specimens to identify all species and determine their distribution. The study reveals three distinct species within the Polistes gallicus complex and a new species from Morocco, Polistes maroccanus.
Researchers found that competition and herbivory provide resilience against invasive species in certain marine protected areas. The study suggests that healthy kelp forests, with high levels of native algae, outcompete invasive species like Sargassum horneri.
The invasive South American palm weevil is killing California's iconic palm trees and threatening the state's $89 million-per-year date industry. Researchers are developing semiochemical formulations to monitor and control populations in an effective, economical, and environmentally-friendly manner.
A Norwegian PhD candidate has discovered 30 new species of non-biting midges, using DNA barcoding to confirm the identities of the insects. The research provides significant contributions to the knowledge of this insect group and highlights the importance of DNA barcoding in understanding biodiversity.
A new database identifies 1,189 threatened island species and the invasive species driving their decline. Effective management could prevent extinctions for 95% of these species.
A study identified 1,189 highly threatened vertebrate species on 1,288 islands with invasive species, which may endanger their survival. Conservation efforts, including biosecurity and funding strategies, are crucial to protect native animals on islands with invasive species.
Researchers found that indirect effects of coevolution have a greater impact on complex biological communities than direct interactions. This is particularly concerning for species-rich networks, which are slow to adapt to rapid environmental changes and may face higher extinction risks.
A new study by Cambridge University Press found that removing invasive Amur honeysuckle shrubs alongside a stream improves the diversity of aquatic organisms. The research, conducted over three years, showed a substantial positive impact on macroinvertebrates in the stream.