The team discovered that broadbills produce their distinctive territorial wing song when the 6th and 7th primary wing feathers flutter in the wind. This discovery adds to Darwin's roll-call of birds that produce 'instrumental music' with their feathers.
Brown skuas in Antarctica show remarkable ability to distinguish between researchers and neutral individuals after just 3-4 visits. The birds' cognitive abilities are surprisingly high, considering their habitat evolution in human-free areas.
Research by Uppsala University and colleagues found that small passerine birds have ultra-rapid vision, with some species able to detect changes at rates of up to 146 Hz, outpacing human vision by 50 Hz. This fast vision is thought to be an evolutionary adaptation for detecting moving insects.
Researchers confirm medullary bone, a gender-specific reproductive tissue found in birds, in a 68 million-year-old T. rex fossil. This discovery sheds light on the evolution of egg-laying in modern birds and provides a new tool for identifying dinosaur sex.
Researchers discovered Japanese great tits have developed syntactic rules, combining calls like 'ABC' and 'D' to convey specific meanings. These birds use these rules to deter predators and attract partners, demonstrating a complex form of communication.
Researchers found that birds have sophisticated cognitive skills, matching those of apes, in tasks such as hoarding food and recognizing themselves in mirrors. The brains of birds and apes share similar single modules and prefrontal brain structures controlling executive functions.
Researchers found that female alligators near wading bird nesting colonies had higher body condition than those without active colonies. The study suggests a beneficial interaction between birds and alligators, where birds provide protection and chicks become a food source for the alligators.
Researchers found that black widow spiders' red hourglass markings are more visible to birds than to insects, helping them avoid detection by predators while still warning off potential prey. This study highlights the complex communication strategies used by animals to adapt to their environments and evade threats.
A study published in Scientific Reports found that birds migrating greater distances have more new neurons in brain regions responsible for navigation and spatial orientation. The research team discovered a trend of increasing new neurons in line with migration distance, with different brain regions affected in two species.
A team from the University of Sheffield has discovered a white blood cell in birds that can completely block the growth of Cryptococcus neoformans, a fungus that causes fatal infections in humans. The researchers found that this macrophage cell is able to destroy the fungus when it tries to invade the bird's body.
Researchers used Doppler polarimetric radar data to study nocturnal migrating songbirds in Eastern North America. The study found that birds strongly compensated for wind drift near the Atlantic coast, increasing their compensation throughout the night.
Researchers found that larger-bodied birds tend to stay longer at stopover sites during fall migration, but smaller-bodied birds migrate faster in autumn. The study suggests that physical characteristics such as body size and wing size play a significant role in determining migration performance.
Researchers found that birds can only use their magnetic compass when polarized light is parallel to the magnetic field, not perpendicular. This affects their navigation and orientation, especially during sunrise and sunset.
A study by University of California, Riverside scientists reveals that backyard chickens have a higher diversity of ectoparasites, including six species of lice, the northern fowl mite, scaly leg mite, and chicken red mite. This finding suggests that the benefits of backyard chicken keeping may come with an itchy price.
Researchers discovered that birds use well-controlled changes to the nanostructure of their feathers to create multi-coloured plumage. This innovative approach could lead to synthetic materials with long-lasting colours.
A new study found that modern birds arose in what is now South America around 90 million years ago. The research suggests that birds survived the Cretaceous-Paleogene extinction event and then diversified during periods of global cooling, with diversification rates increasing as the climate cooled.
A new study highlights huge gaps in the conservation of migratory birds, particularly across China, India, and parts of Africa and South America. More than half of migratory bird species have suffered serious population declines over the past 30 years.
A new study reveals that just 9% of migratory birds have adequate protection across their migration cycle. Many species face declining numbers over the past 30 years, emphasizing the need for improved conservation efforts.
A recent study found that humans and birds employ the exact same myoelastic-aerodynamic theory (MEAD) mechanism to produce sound. This discovery sheds light on the sophisticated vocal talents of songbirds and offers insights into the neural mechanisms underlying vocal learning in both humans and birds.
A study on homing pigeons reveals that speed plays a crucial role in determining flock leadership. Faster birds lead and learn to navigate better routes, while slower birds follow and improve their skills over time. This simple yet effective mechanism explains the emergence of leadership in bird flocks.
Researchers at Oxford University found that faster pigeons tend to become flock leaders, learning navigation skills more effectively. In a study of 40 homing pigeons tagged with GPS devices, the team discovered that leadership experience improved efficiency in faster birds.
Scientists studied 12 incidents of starling drownings and found that on 10 occasions, more than 10 birds drowned. The team suggests that younger birds may be inexperienced in identifying water hazards, contributing to the phenomenon.
In Gipuzkoa province, bird poaching continues to pose a threat to biodiversity conservation, with dozens of birds arriving at rehabilitation centers with firearm-inflicted wounds. Researchers analyzed data from 2006 to 2013 and found that the spatial distribution of shot birds was concentrated around fixed hunting stands.
A new study shows that cuckoos use a highly complex individual decision-making process to navigate during migration. The birds can assess advantages and disadvantages of different routes, adjusting their behavior based on health, age, experience, or personality traits.
A new study published in Proceedings of the Royal Society B found that cooperative bird behavior can reduce oxidative stress and cell damage during the breeding season. In groups with shared workload, birds showed stronger antioxidants and lower free radical damage compared to those with heavy breeding workloads.
A meta-analysis of 75 studies found that birds in urban areas are more tolerant of humans than those in rural areas, while larger birds are more tolerant than smaller ones. This challenges previous recommendations about large-bodied species being vulnerable to human presence.
In a study by Oxford University researchers, wild birds chose to stay close to their partners over accessing food, even when it meant spending less time foraging. This demonstrates the importance of social relationships for wild birds and shows how individual behavior can be shaped around maintaining key relationships.
A Newcastle University study found that stressed baby starlings grow into fat and greedy adults, changing their eating behavior as a result. The research showed that chicks that faced greater competition for food as juveniles tend to overeat when presented with freely available food.
Researchers studied three species of songbirds crossing the Gulf of Mexico, finding they use weather and body fat to assess migration risk. The findings can help protect migrating birds by identifying high-quality habitats along their routes.
Researchers discovered that long-distance migrants stay longer at refueling sites and gain weight faster than short-distance birds. This information can inform conservation strategies to mitigate habitat losses and protect shorebird populations.
Researchers at the Max Planck Institute for Ornithology found that birds can save energy and time by using optimal wind conditions. They calculated global aerial flyways that allow efficient traveling, suggesting a new strategy for migratory birds to reduce travel time and increase reproductive output.
A large dataset of bird sightings across Europe shows that some species benefit from warmer winters and more productive spring times, while others decline due to changing conditions. The study suggests that climate change will favor some species over others, with the most vulnerable being those adapted to colder regions.
A Griffith University PhD candidate has discovered that up to 40% of Indian Mynas in eastern Australia carry avian malaria parasites, posing a significant threat to native wildlife. The spread of these invasive birds could expose native birds such as parrots and magpies to new diseases.
Researchers at Florida State University have created the first complete bird family tree, showing that all land birds diverged from a group of dinosaurs. The study reveals unexpected relationships between different bird species, including the connection between hummingbirds and nightjars.
A new study of a 125-million-year-old bird fossil from central Spain reveals intricate wing structures that match those of modern birds, supporting the idea that early birds could fly efficiently. The discovery provides key insights into the evolution of avian flight and sheds light on the capabilities of ancient birds.
A 125-million-year-old bird fossil from Spain provides a unique glimpse into the anatomy of early bird flight. The discovery supports the notion that some ancient birds were capable of aerodynamic feats similar to those of modern birds.
Researchers found that Eurasian reed warblers use a geomagnetic map to navigate during migrations. The birds can reorient themselves towards their original destination even after being exposed to a different magnetic field.
Researchers found exotic ticks carrying disease-causing bacteria on thousands of migratory birds arriving in the US each spring. The estimated 19 million exotic ticks introduced annually pose a potential threat to the ecosystem and human health.
A study by UC Davis researchers found that bird diversity in the Central Valley's riparian areas is similar between summer and winter, with genetic diversity even higher in winter. Neotemperate migrants from Canada fill the gap during winter months.
Research by Vladimir Dinets and Mark Hauber found that two invasive Eurasian cuckoo species are on the verge of invading North America, posing a threat to native bird populations. The cuckoos' sophisticated parasitic behavior, including egg mimicry, may evade defenses developed by Native American birds against cowbirds.
A study published in the Journal of Archaeological Science found evidence of mass breeding of raptors in ancient Egypt, including a mummified kestrel that died from force-feeding. The findings suggest that birds were kept and bred for religious purposes, with implications for falconry practices.
Research by UNH scientists finds that appearance alone is not enough to identify hybrid zone birds; DNA analysis reveals complex combinations of plumage traits. The study provides insights into the challenges of monitoring hybrids in natural populations and aids in conservation initiatives for both species.
Research shows that male bluebirds change their songs to be heard over increased background noise caused by human activities such as traffic. The birds adjust their songs immediately after noise levels intensify, making real-time adjustments to produce louder and lower-pitched sounds.
A recent comparative genomic study found that specific olfactory receptor genes correlate with ecological niches and behaviors in birds. Specialized skills, such as those in birds of prey or aquatic birds, were mirrored by genetic diversity of their OR gene families.
Losing feathers at the wrong time can significantly impact a bird's ability to fly long distances due to increased drag and reduced wing area. The study suggests that migratory birds may need more energy and make additional stopovers if they depart prematurely before fully moulted.
A new study has deciphered the sounds of chestnut-crowned babbler birds to reveal a key element of human language, where rearranging meaningless sounds creates meaningful signals. This finding suggests that the ability to generate new meaning may have evolved early in the emergence of complex communication systems.
Two University of Oklahoma doctoral students have developed a technique to forecast the orientation behavior of birds as they migrate through the atmosphere at night using the nation's weather radar network. The approach has discovered broad-scale flight orientation of nocturnal migrant birds, offering a promising development for biolo...
A study published in Scientific Reports reveals that birds like magpies utilize a tiny vortex formed at the alula feathers tip to improve flight maneuverability. The researchers observed this phenomenon through wind tunnel experiments, demonstrating how the vortex helps air flow attach to the wing surface.
New research finds that dimethyl sulfoxide (DMSO) preserves avian red blood cell viability, offering a potential solution for treating birds with life-threatening conditions. Further studies are needed to confirm the efficacy and safety of DMSO for long-term blood storage.
Contagious yawning has been observed in budgies, a bird species for the first time, corroborating previous observations in social parrots. In experiments, yawns occurred more frequently when birds could see each other or viewed video clips of another bird yawning.
Researchers found that migratory birds' social hierarchy plays a significant role in avoiding collisions with obstacles like wind turbines. The study's computer simulations revealed that groups with a single well-informed leader are more likely to avoid such hazards.
Researchers found that male Java sparrows synchronize their bill-clicking sounds with the melody of their song, similar to human percussionists. This behavior suggests that birds may have an innate ability to produce and coordinate non-vocal sounds with vocalizations.
A new study found that 79% of southeast African birds were infected with haemosporidian parasites, including novel malaria parasite lineages. The study's findings indicate that lifestyle characteristics of birds can influence their association with different parasite genera.
A University of Illinois Chicago study found that a neighborhood's small yards have a greater impact on the variety of native birds than larger landscape features. The researchers identified bird-friendly landscaping features such as fruit-bearing trees and shrubs to increase bird diversity in backyards.
A new species of terror bird, Llallawavis scagliai, has been discovered with exceptionally preserved fossils revealing details about its anatomy and sensory capabilities. The study provides insights into the evolution, behavior, and ecology of this group of fossil birds.
Residents in both cities value bird enjoyment more than most, spending over average on bird food and supporting activities. This has a positive impact on local economies as residents invest in bird-friendly structures.
Researchers tracked tiny birds with tracking backpacks and found they flew directly over the Atlantic Ocean to reach their wintering grounds in South America. The birds took 2-3 days to complete the journey, storing up fat reserves to fuel their flight.
A study by University College London researchers discovered that male birds with physical ornaments tend to have genomes with mildly negative mutations. This leads to reduced fitness in their descendants. The study focused on the Galloanserae bird group, analyzing genetic material from various species.
Researchers have found that birds can sense the earth's magnetic field and use it to orient themselves. The cryptochrome protein is thought to play a key role in this process.
A study published in PLOS ONE identified wood rats and western gray squirrels as hosts for Lyme disease-causing bacteria in California, but birds were found to be more important than previously recognized. The study also discovered a new subtype of Lyme disease spirochete, Borrelia bissettii, in birds for the first time in California.