Articles tagged with Animal Communication
Scientists discovered a signaling system by which organs in C. elegans communicate their need for heme, an essential biological process. The study found that HRG-7 and BMP-5 proteins facilitate two-way communication between tissues, promoting systemic heme homeostasis.
Researchers are using an underwater touchscreen to investigate dolphin communication, cognitive abilities and social behavior. The system provides dolphins with choice and control over activities, enabling scientists to decode their vocal communication and gain insights into their way of thinking.
A team of scientists from Rockefeller University and Hunter College has developed an interactive underwater touchscreen to investigate dolphin intelligence and communication. The system allows dolphins to choose activities and make decisions, providing insights into their cognitive abilities and potential for symbolic communication.
Researchers found that American alligators use vocalizations to signal their body size, which is a common pattern also seen in birds and mammals. This acoustic cue allows individuals to avoid physical confrontations and ensures mating success.
Researchers have developed a novel signal-processing tool called Mouse Ultrasonic Profile ExTraction (MUPET) that enables unbiased analysis of mouse vocalizations. The tool provides time/date stamped analysis of ultrasonic vocalizations, allowing for correlation with video recorded behavioral interactions.
A new study by Oxford University reveals that homing pigeons can accumulate knowledge and improve their flight paths over time, mirroring human cumulative culture. The birds' collective intelligence enables them to streamline their routes, outperforming solo or group flights with no membership changes.
Veterinarians often use a directive style, which can limit client emotional connection and motivation. Research suggests that an evidence-based, mutually-driven approach can improve uptake of veterinary recommendations.
A research team led by Professor Bernard Degnan and Associate Professor Sandie Degnan has discovered that crown-of-thorns starfish gather in large groups due to pheromone release. The team plans to use this knowledge to develop environmentally safe baits to capture the pests, making it easier to protect coral reefs.
Researchers found that kea parrots can transmit playfulness through their vocalizations, inducing play in other birds. The findings suggest an emotionally contagious effect, similar to human laughter.
Research by University of Bristol scientists found that traffic noise hinders animals' response to warning signals, making them more vulnerable to predators. The study suggests that man-made noise can have a broader impact on information transfer between and within species.
Research shows chickens possess complex cognitive abilities, including numerical understanding, self-awareness, and referential communication. They also experience emotions like fear, anticipation, and empathy, and demonstrate problem-solving skills in social situations.
Researchers at Tel Aviv University analyzed 15,000 bat vocalizations to identify concrete evidence of socially sophisticated species that learns communication. They found that bat calls contain information about the identity of the caller and addressee, as well as specific aggressive context and possible outcome of conversation.
Researchers have developed a new passive acoustic monitoring method using autonomous underwater vehicles, gliders, and floats to capture sounds of marine life. The method, which was tested in the US Pacific, has the potential to provide more accurate data on marine mammal density and abundance.
A recent study published in Frontiers in Behavioral Neuroscience has found that mice with a genetic mutation similar to the one affecting human speech also have difficulty producing complex vocal patterns. The study suggests that the FOXP2 gene regulates not only human speech but also mouse vocal communication.
A Michigan State University study found that hyenas gain an advantage by cooperating during fights with lions, emerging victorious more often. The research team analyzed 27 years of data to fully describe this cooperative behavior, revealing that the number of participating hyenas increases their chances of success.
Researchers found that statistics on endangered species, such as population decline and territory size, can elicit varying levels of fear among the public. Those with rational thinking styles perceived all five criteria as similar in terms of risk, while those with low rationality scores viewed differences between them.
Researchers discovered that mice create ultrasound by directing a small air jet against the inner wall of their larynx, producing an ultrasonic whistle. This innovative mechanism has implications for understanding social sounds in rodents and potentially even human speech disorders.
Researchers discovered that bats' adorable head movements synchronize with sonar vocalizations to track prey. The findings reveal how movement enhances signals used by sight and hearing in various species.
A study by Hokkaido University researchers found that juvenile songbirds exhibit familial differences in their earliest vocal babblings, suggesting a possible genetic basis for these variations. The findings reveal that the variations are more pronounced among different families and persist even when deafened.
Researchers discovered that closed-mouth vocalization evolved at least 16 times in archosaurs, including birds and crocodiles. This behavior is often used for mating displays or territorial defense, producing sounds that are typically quieter and lower in pitch than those made through an open beak.
Researchers from Queen Mary University of London found that goats communicate with humans by gazing at them when faced with unsolvable problems. The study showed similarities between goat behavior and that of domesticated animals like dogs and horses.
Researchers discovered that sperm whales use distinct tapping sounds to convey individual messages, similar to Morse code, allowing them to identify themselves and coordinate actions. The most communicative whale accounted for 294 of the recorded codas, sparking interest in learning more about its unique behavior.
Researchers found that female blue tits sing when faced with danger, singing patterns resembling those of males. The birds' vocalizations may serve as a warning signal or indicate stress and the ability to escape.
Scientists at UCLA's Voice Center for Medicine and the Arts studied Hillary Clinton, Bernie Sanders, Donald Trump, and Carly Fiorina's speech patterns across various settings. They discovered that despite differing messages, the politicians employed similar voice modulation strategies to convey charisma.
Using ultrasonic signals, researchers demonstrated the possibility of high-definition video transmission through tissue for in-body communications with implanted medical devices. The study achieved data rates >30Mbps with low error rates, sufficient for real-time streaming.
Researchers created mice with a mutation associated with human stuttering and found they vocalized in an abnormal pattern reminiscent of the disorder. The animal model may help scientists understand the molecular and neurological basis of stuttering and develop treatments.
Scientists at Simon Fraser University have developed a new method to exterminate rats by replicating the male brown rat's sex pheromone. This attracts female brown rats, allowing for effective trapping. The discovery forms part of a three-pronged rat control tactic that also exploits sound communication and food preferences.
A study published in Global Ecology and Conservation reveals that giant pandas can detect sound into the ultrasonic range, potentially disrupting their reproductive success due to noise from human activities. The San Diego Zoo's contribution to this research has provided crucial insights into panda hearing sensitivity.
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.
Scientists have discovered a distinct low-frequency hum associated with the daily migrations of deep-sea fish and squid. The sound could help scientists better understand this mysterious ecosystem and potentially inform our understanding of climate change's impact on ocean food webs.
Researchers from the University of Bristol have discovered a new way to create polarizers using the polarization of light in mantis shrimp. This innovative solution could lead to improved optical technologies, such as cameras and sunglasses.
Researchers found that ringtailed lemurs reserve vocal exchanges for individuals with whom they have close relationships, using them to maintain social bonds even when separated. This study highlights the importance of vocal interactions in establishing familiarity and closeness, a concept applicable to human communication as well.
Researchers found a unique communication system in one group of crickets where females produce a vibrational signal after male calls, allowing them to locate each other. The study suggests this origin might be more common than previously thought and sheds light on the evolution of acoustic communication systems.
Researchers at the University of Queensland discovered that mantis shrimp use circular polarised patterns as a means to covertly advertise their presence to aggressive competitors. This new form of light communication has potential applications in satellite remote sensing, biomedical imaging, and computer data storage. The study also f...
Researchers have found significant flaws in a study claiming chimpanzees can learn each other's language, concluding it may be misrepresenting the causes behind changes in vocalization and doesn't recognize initial similarities between groups' vocalizations.
Researchers found female mice singing back to male mice during courtship, with voices registering at 35-125 kilohertz. The discovery could lead to advances in understanding autism and social communication in the brain.
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.
Researchers found that male elephant seals recognize and respond differently to the distinctive calls of their rivals, using this 'voice recognition' to avoid physical confrontations. This unique communication system allows males to conserve energy and reduce conflicts during breeding season.
Researchers found that wild bonobos produce a call type called 'peep' across various emotional states and situations, showing contextual flexibility. This ability has evolutionary roots that predate the emergence of human language, suggesting an early transition from fixed vocal signalling towards functional flexibility.
Researchers found that wild bonobos use high-pitched 'peep' calls in various contexts, including positive and negative situations, echoing human infant vocalisations. The study suggests an evolutionary transition from functionally fixed animal vocalisations to human-like communication.
Michigan State University researchers are studying how electric fish signals evolve in a natural hybrid zone along Gabon's Louetsi River. The discovery could help identify genes underlying complex and simple electric signals.
Researchers found that human screams occupy a reserved chunk of the auditory spectrum and activate a range of acoustic information. Screams have a property called roughness, which refers to how fast a sound changes in loudness, making them more terrifying.
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.
Researchers at Ruhr-University Bochum discovered that Hedione, a magnolia scent molecule, activates the human pheromone receptor VN1R1, triggering sex-specific brain activities. This effect differs from traditional olfactory perception and may be related to the release of sex hormones.
Researchers have deciphered gibbons' subtle 'hoo' calls in response to specific events like foraging and predator encounters, revealing context-specific vocal communication. The study's findings suggest that gibbon vocalisations may hold clues about the evolution of human speech.
Researchers analyzed mouse songs using a new statistical tool, finding that males sing more complex songs when they smell a female's urine but don't see her. The songs' dynamics are influenced by social contexts and can be used to study vocal communication and disorders, including autism spectrum disorder.
Researchers discovered that trap-jaw ants can tell who belongs in the nest and who doesn't by recognizing the distinctive blend of odors. The ants use chemical context to assess an individual's status, a hierarchical system that is fundamental to their social structure.
A study by Queen Mary University of London and The University of Nottingham reveals that cows use distinct, individualized 'calls' to communicate with their calves, which change in frequency and pitch when separated. Researchers identified two maternal calls, one for close proximity and a louder call for separation.
A University at Buffalo researcher has found that mice can distinguish between partial sound waves, similar to how humans recognize word onsets. This discovery could help better understand human hearing loss and strengthen the use of mice as models for human communication.
Polar bears use scent associated with their paws to convey information about their social status and reproductive readiness. The study suggests that climate change could disrupt this vital communication method, impacting the animals' ability to reproduce successfully.
Scientists investigated how scent communication affects polar bears, which is vital for reproduction and social behavior. The study suggests that climate change may disrupt this communication, threatening the species' survival.
Researchers found that zebra finch pairs utilize their innate calls for bonding and cohesion, with brain activity correlating to these calls. This suggests an evolution of songbirds' brain regions from simple vocalization systems to specialized networks for learned songs.
Research at the University of Adelaide found that providing daily contact with boars during lactation stimulates oestrus in sows, allowing for increased piglet weaning age without compromising litter frequency. This could lead to improved post-weaning growth and better welfare for piglets.
Researchers studied the vocal behavior of African penguins, identifying four basic vocalizations used by adults for communication. Juveniles and chicks also have distinct begging calls to request food. The study provides valuable insights into the vocal repertoire of endangered seabirds.
Some bees in Brazil use loud signals to deter competitors, a counterintuitive strategy that's successful in warding off rivals. This study reveals how eavesdropping can influence the evolution of animal communication signals.
Researchers found that Old World monkeys have developed distinct facial features to prevent hybridization. The study used facial recognition algorithms to quantify visual cues and confirmed the role of visual signals in maintaining reproductive isolation between populations.
Researchers propose that human language evolved by integrating finite-state components from birdsong and primate communication systems. This 'integration hypothesis' suggests that the melodic part of human language comes from birdsong and the pragmatic parts from primates, with these elements combining around 100,000 years ago.
Researchers found that effective communication involves both signalers and receivers, with groups of males called leks increasing accuracy for females. Investing in ecological structures showed a weak improvement in signaling ability, while using non-food items reduced accuracy.
Researchers used remote acoustic monitoring to analyze North Atlantic right whale behavior and found that males produce a loud 'gunshot' sound mainly in autumn at night. The study confirms Roseway Basin as a vital habitat area for endangered whales, supporting conservation efforts to save this critically endangered species.
Researchers at UCSF have discovered that animal cells use cytonemes to transmit signals over long distances through physical contact. This challenges the standard understanding of cell communication and highlights a new mechanism for signal transfer in tissues.