Vertebrates obtain social information about predation risk by eavesdropping on the alarm
calls of sympatric species. In the Holarctic, birds in the family Paridae function as sentinel …

Eye size varies notably across taxa. Much work suggests that this variation is driven by
contrasting ecological selective pressures. However, evaluations of the relationship …

Little is known about the visual systems of large baleen whales (Mysticeti: Cetacea). In this
study, we investigate eye morphology and the topographic distribution of retinal ganglion …

Hummingbirds are an emerging model for studies of the visual guidance of flight. However,
basic properties of their visual systems, such as spatial and temporal visual resolution, have …

Abstract The Nubian ibex (Capra nubiana) occurs in information‐rich visual habitats
including the edges of cliffs and escarpments. In addition to needing enhanced spatial …