Defining the appropriate scale over which to conduct a study in the marine environment is
critical to achieving appropriate scientific, management, mitigation and conservation …

Identity signals have been studied for over 50 years but, and somewhat remarkably, there is
no consensus as to how to quantify individuality in animal signals. While there is a variety of …

Until recently, freshwater turtles were thought to be silent reptiles, neither vocalizing nor
hearing very well. We recorded individuals in nature, captivity, and during interactions …

Sirenian social and reproductive behaviors lack much complexity or diversity. Whereas
sirenians are usually sighted as solitary, or as cows with single calves, aggregations of …

Many marine mammals exhibit diel trends in vocal production, which can provide
information on habitat use and behavioral activity. In Belize, Antillean manatees (Trichechus …

Florida manatees (Trichechus manatus) produce five broadly defined call types (squeaks,
squeals, high squeaks, chirps, squeak‐squeals) but their use in social and nonsocial …

Geographic variation in the vocal behavior of manatees has been reported but is largely
unexplored. Vocalizations of wild West Indian manatees (Trichechus manatus) were …

Las señales acústicas son una de las formas de comunicación más importante en la fauna,
incluso en la ubicación espacial de los individuos y sus presas. El estudio de las señales …

The African manatee (Trichechus senegalensis) is an elusive, data-deficient, and
endangered species which inhabits marine and freshwater systems throughout Western and …

Vocal activity and signal characteristics of mammals are driven by several factors that result
in both stability and plasticity over multiple time scales. All three extant species of manatee …