Vocalizations of anuran amphibians have received much attention in studies of behavioral
ecology and physiology, but also provide informative characters for identifying and …

The selective advantage of chemical defenses is evident by its occurrence in many groups
of organisms. Toxic and unpalatable substances are often employed by organisms to avoid …

Sound and movement are entangled in animal communication. This is obviously true in the
case of sound-constituting vibratory movements of biological structures which generate …

Researchers have a natural tendency to classify biological systems into categories. For
example, organisms can be classified based on biome, ecosystem, taxon, phylogeny, niche …

Finalist for the 2023 Pulitzer Prize in General Nonfiction and the 2023 PEN/EO Wilson
Literary Science Writing Award Winner of the Acoustical Society of America's 2023 Science …

Extant anuran amphibians originate from an evolutionary intersection eventually leading to
fully terrestrial tetrapods. In many ways, they have to deal with exposure to both terrestrial …

The emergence and maintenance of animal communication systems requires the co-
evolution of signal and receiver. Frogs and toads rely heavily on acoustic communication for …

Intraspecific communication in frogs plays an important role in the recognition of
conspecifics in general and of potential rivals or mates in particular and therefore with …

Most birds vocalize with an open beak, but vocalization with a closed beak into an inflating
cavity occurs in territorial or courtship displays in disparate species throughout birds. Closed …

Highlights•Túngara frogs assess acoustic and visual components of multimodal mating
signals.•The vocal sac increases attractiveness of simple acoustic signals.•The relative …