In the last decades, the assumption that complex social life is cognitively challenging, and
thus can drive mental evolution, has received much support from empirical studies in …

Many aspects of sociality rely on individuals recognising one another. Understanding how,
when, and if individuals recognise others can yield insights into the foundations of social …

Simple Summary Several bird species like common ravens, carrion crows, hooded crows,
and rooks are held responsible for damage to agricultural land and crops. Especially in …

Individual-level monitoring is essential in many behavioural and bioacoustics studies.
Collecting and annotating those data is costly in terms of human effort, but necessary prior to …

Vocal communication is broadly distributed in a wide range of nonhuman animal species
and is hypothesized to play an important role in mate attraction, territory defence, predator …

Background Predator avoidance can have immense impacts on fitness, yet individual
variation in the expression of anti-predator behaviour remains largely unexplained. Existing …

Ravens and other corvids are renowned for their 'intelligence'. For long, this reputation has
been based primarily on anecdotes but in the last decades experimental evidence for …

声音广泛存在于自然界中, 不仅存在各种自然现象中, 还存在于各种生物之间的通信交流中.
鸟类各种鸣叫通信, 不仅包含了生物体发声器官的自身振动信息, 还有丰富的神经生物学信息 …

Non-breeding common ravens face a challenging social environment, featuring temporary
foraging groups structured by kinship, affiliative, and dominance relationships and moderate …

For many birds, vocalization serves many communicative functions and is perhaps the most
socially important mode of communication. Functional studies of vocalizations are important …