Articles tagged with Ecology
Wild chimpanzees show reduced participation and performance in tool-use behaviours as they age, with individual differences in impact observed. The study provides evidence that old age leads to a gradual withdrawal from tool use, affecting efficiency and daily tasks.
A global ecology study reveals that birds migrating through tropical regions travel at a steadier pace but with more variation in altitude compared to temperate regions. Birds adjust their flight altitudes to avoid strong winds, a key finding with implications for conservation efforts in tropical cities.
Cal Poly biological sciences Professor Emily Taylor is co-organizing the worldwide awareness week for snakes, highlighting over 3,500 globally significant species. The event promotes peaceful coexistence between humans and snakes, educating people about their importance in food webs and disease control.
Scientists studying ant plants in Fiji have discovered a way for the plant to keep the peace among conflicting ants by providing separate chambers. The new research reveals that compartmentalization is an effective evolutionary strategy to mitigate conflicts, allowing the host plant to benefit from multiple symbiotic relationships.
The ESA2025 Annual Meeting in Baltimore will feature four 20-minute talks on various ecological themes. The event provides media access to scientific sessions and a press room with refreshments and internet.
A new analytical method reveals overlooked species at risk of extinction, providing a valuable layer of insight for conservationists. The dual-role approach captures both predator and prey interactions, identifying keystone species and vulnerabilities.
Researchers found that drones can suppress common reed invasions with over 99% effectiveness, using a single targeted herbicide application. This method provides convenient access and reduces risks of trampling or disturbance, while also minimizing off-target impacts and promoting native vegetation recovery.
Researchers investigated differences between urban and natural soundscapes around the world, analyzing various descriptive indicators such as sound energy and variation in frequencies. The study found that green areas in urban settings often harbor a greater diversity of bird species than natural environments.
Restoration efforts have shown promising results, with satellite data indicating that restored peatlands' temperature and albedo improve over time. However, the return of vegetation is slower, emphasizing the need for additional measures.
A new international study reveals that Skagerrak likely serves as a nursery area for young Greenland sharks, contrary to common associations with Arctic waters. The research also confirms that newborn sharks are born in undisturbed deep-sea areas near the Mid-Atlantic Ridge, south of Iceland.
A study suggests that eliminating invasive rats can restore the flow of nutrients across food chain networks in Seychelles, potentially enhancing ecosystem function on coral reefs. Seabird populations play a mediating role in this process by increasing turf algae growth and stimulating top-down controls.
Researchers developed a new method for selective conversion of epoxides using glutathione S-transferase enzymes, producing pure substances with desired properties. The process is inspired by nature's detoxification mechanism and demonstrates the potential to translate natural reactions into useful syntheses.
A multinational research team analyzed life history trait data for 1,613 fish species across 14 major rivers worldwide. They found significant variation in life history traits among river systems, strongly associated with key environmental variables.
A new study found that honey bees extract nearly 80% of available pollen in a day, leaving little for native bee species. This exploitation could lead to population declines and disruption of ecosystem balance.
Researchers discovered plants can select good microbes and suppress harmful ones to thrive in challenging conditions. The concept of functional team selection highlights the importance of microbiome diversity in plant adaptation.
A new study resolves why male-female power asymmetries vary across primate societies, finding that contests between males and females are common. The research reveals that female empowerment often relies on alternative pathways, such as reproductive strategies to gain control over matings.
A new approach to forest fire emergency response uses data-driven forecasting to anticipate where fires are most likely to occur. The system continuously adapts to changing conditions, ensuring resources are always positioned where they can be most effective.
Research reveals rainfall dramatically affects planktonic fungal communities in urban lakes, reducing species richness and evenness. Parasitic fungi emerge as key biomarkers, with changes in their abundance and distribution observed following precipitation.
Researchers developed an AI-powered microscope system to measure soil fungi presence and quantity, providing insights into soil health and fertility. The low-cost optical microscopy with machine learning technology can be used by farmers and land managers worldwide.
Research presents fig tree species storing calcium carbonate in trunks, converting CO2 from atmosphere. The oxalate-carbonate pathway increases soil pH and nutrient availability, making it a potential means to mitigate CO2 emissions.
Deep learning models such as CNNs and RNNs have been applied to analyze aquatic species imagery and acoustic data, enhancing identification accuracy. AI-driven automation supports the delineation of protected areas and optimal allocation of conservation resources by leveraging remote sensing technologies and AI algorithms.
A research team in China proposed an assessment framework that integrates water quality and ecological indicators to shape a clinical diagnosis paradigm. The framework enhances the ability of evaluating water ecological health by incorporating assessments of trophic status, water clarity, and ecosystem resilience.
A global review of research on dam impacts found widespread disruptions to diadromous species, reducing abundance and genetic diversity. Dam removal is identified as the most consistently effective strategy for restoring connectivity and migration routes in fragmented rivers.
University of Leicester researchers analyzed coral cores to spot the start of industrial deforestation in Malaysian rainforest and its impact on coastal ecosystems. The study found that sediment concentrations remained low before 1950, but increased after, indicating enhanced soil erosion due to deforestation.
Early signs are promising for the sturgeon reintroduction initiative in the Maumee River, with annual survival rates ranging from 19% to 71%. Researchers track fish survival and movement using acoustic transmitters, suggesting the initiative is on track to achieve its goal of a self-sustaining population of naturally reproducing lake s...
A new analysis reveals that religion, politics, and war can drive evolutionary changes in urban wildlife, leading to population differences and genetic drift. The study's findings have implications for city planning and management, highlighting the need for researchers to record changes as they happen using digital technology.
A new study found that domesticated carp have lower chronic stress levels than their wild counterparts, despite regular angling capture. The researchers compared scale cortisol data from domesticated and wild carp and found that the former had significantly lower levels of chronic stress.
A comprehensive report cataloging the most widespread and damaging drought events since 2023 reveals food, water, energy crises and human tragedies. The 'Drought Hotspots Around the World 2023-2025' report underscores the need for systematic monitoring of drought's impacts on lives, livelihoods, and ecosystems.
A new study found that hermit crabs with more sensory hairs on their claws recover faster from a startle response, indicating they are bolder. The research suggests a link between sensory ability and behavior, proposing a hypothesis called sensory investment syndrome.
A new study led by RMIT University found that restoring southern Australian reefs from urchin barrens is feasible and beneficial for improved water quality, fisheries, and carbon sequestration. Economic modelling showed an AU$50 million investment would return up to AU$92 million in economic benefits.
Researchers have confirmed the presence of Barbonymus schwanefeldii (tinfoil barb) in Laguna de Bay, Philippines' largest freshwater lake. The invasive species can outcompete native fish for food and breeding grounds, posing long-term ecological consequences.
Researchers found that urban Túngara frog tadpoles developed faster than their forest counterparts, but ended up being smaller. This suggests a possible adaptation to the urban environment, with tadpole body sizes affecting adult male sizes.
In response to annual removal of smallmouth bass from an Adirondack lake, the population shifted towards a fast-living and early-maturing life history strategy. This adaptation allowed the smaller fish to rapidly increase in numbers, even as larger fish were mostly eliminated.
The journal has achieved a Scopus CiteScore of 5.5 and ranks in Q1 for both Ecology and Ecology, Evolution, Behavior and Systematics categories. Its first Journal Impact Factor at 2.5 highlights its impact and relevance to the academic community.
The Queen Conch Lab at FAU Harbor Branch will establish a community-based queen conch farm in every Caribbean country to restore healthy populations and improve sustainable fishing methods. The project aims to grow up to 2,000 queen conch juveniles per year for conservation and restoration.
Indole biosynthesis in flowering plants is mediated by the pseudoenzyme TSB-like, which enables the release of free indole as a volatile compound. This mechanism allows plants to defend against pests and attract pollinators through their scent.
The SEB Conference 2025 will feature over 500 talks on latest advances in experimental research across animal, plant and cell biology. The event highlights groundbreaking research in biomechanics, wildlife conservation, human disease and bio-inspired robotics.
Researchers found that chipmunks' skulls became larger but teeth shorter due to increased human food availability. Voles' auditory bullae decreased in size possibly to dampen environmental noise. These changes demonstrate the profound impact of humans on wildlife and their environment.
A study reveals that decades of overfishing have significantly altered the genetic composition of Eastern Baltic cod, leading to reduced growth rates and smaller sizes. The researchers found a correlation between slower growth and increased survival under high fishing pressure.
A comparative whole genome analysis of 240 fish species found a strong correlation between loss of the chorion-hardening system and parental egg-care. The team's findings suggest that the loss of key genes, such as alveolin, contributes to this evolutionary bias.
Meerkat research reveals how desert specialists handle environmental change, while a new study outlines a pathway to co-management with Tribal Nations, and another finds that marine heatwaves affect fish development, leading to a delayed maturation process. Drylands also contribute to increased methane emissions.
The SpongeBoost project recognizes Planar e.V.'s efforts to restore a 1.1 km section of the Diemel River, reconnecting approximately 20 hectares of floodplain and creating habitats for over 65 species. The award highlights nature-based solutions as effective tools for addressing climate and biodiversity crises.
A new study found that individual leopard seals specialize in specific diets, significantly impacting local prey populations. The research highlights the need to examine individual hunting behaviors in apex predators.
The SpongeBoost project recognized Planar e.V. for restoring a 1.1 km section of the Diemel River, reconnecting 20 hectares of floodplain and creating habitats for over 65 endangered species. The 'SpongeBooster of the Year' award aims to promote nature-based solutions and cost-effective restoration methods throughout the European Union.
Researchers found that individual plant defenses target specific pests, but mixtures of defense substances provide better protection against both insects and fungi. The study showed that synergistic effects and diversity in chemical compounds enhance tree effectiveness, answering a central question in plant ecology.
A new study on the wall brown butterfly found that rapid evolution aids its northward expansion, but cold winters restrict further growth. The study showed that butterflies from northern populations grew faster and survived winter better, but still couldn't persist beyond certain climatic limits.
Researchers are studying the effects of Hurricane Helene flooding on agricultural land in Tennessee, with a focus on managing contaminants in croplands. The team aims to provide actionable knowledge to farmers and communities affected by the disaster.
A global study has uncovered greater diversity and flexibility in mosquito feeding patterns, challenging old ideas about how they choose their hosts. The research highlights the need for better tracking and prediction of mosquito-driven disease transmission in a changing climate.
Researchers discovered genes related to extracellular matrix and Wnt signaling pathway drive lip hypertrophy in East African Great Lakes cichlids. The study provides insights into the evolutionary biology of lip hypertrophy, highlighting the importance of proteoglycans and Wnt signaling pathway.
Researchers from Ruhr University Bochum have successfully developed a new method for miniaturized hydrogen production, utilizing the ferredoxin protein as a catalyst. This breakthrough simplifies industrial processes by reducing the complexity and sensitivity of natural enzymes.
The VECTOR Library provides over 1,400 educational materials for preventing vector-borne diseases like Lyme disease and West Nile virus. Experts stress that community involvement and education are key to preventing disease spread.
Researchers argue that deliberate full extinction might be acceptable in rare cases, but only with careful consideration of ecological and moral implications. The study calls for robust ethical safeguards and inclusive decision-making frameworks to guide the use of genetic modification technologies.
A new study by the University of Göttingen and Freie Universität Berlin found that Mediterranean-type regions require tailored restoration methods due to varying soil and climate conditions. The research suggests that compromises are often needed, and what works best depends on local goals and conditions.
Researchers develop annotation-free avian population estimation approach using multimodal perception model, achieving high accuracy without explicit object localization. The method is tested on the Wetland-Bird-Count dataset, outperforming existing weakly supervised and unsupervised methods.
Scientists have discovered that a species of wasp can reproduce both with and without a mate, challenging previous assumptions about the evolution of this insect. This finding opens up possibilities for improving natural pest control by harnessing the reproductive behavior of these wasps to adapt them to different regions.
A new study reveals that 83% of ectomycorrhizal fungi are dark taxa, meaning they can't be linked to named or described species, posing problems for conservation efforts. The discovery highlights the importance of protecting these underground fungi, which regulate Earth's climate and ecosystems.
Researchers found hurricanes dramatically change oxygen concentrations and bring nutrient-rich water to the surface, creating phytoplankton blooms that support a variety of marine life. This process has significant impacts on ocean ecosystems, particularly in areas with low-oxygen zones.
Coral reefs are found to be more productive ecosystems than previously thought, with 80% occurring in nutrient-rich conditions. The study challenges the 'Darwin's Paradox' narrative and highlights the importance of understanding linkages between reef animals and their surroundings.
Researchers at City St George's University of London used an android head to test the responses of 14 adult chimpanzees, aged between 10 and 33 years. The findings show that contagious yawning occurs when chimps observe an android yawn, with a graded response depending on the facial expression.
A new study from the University of Alberta found that endangered mountain caribou possess a unique gut microbiome in late winter, when they feed on tree lichens. This specialized diet and associated microbes could guide caribou recovery efforts and highlight the importance of maintaining oldgrowth forests to support their food supply.