Ecological diversity among diurnal birds of prey, or raptors, is highlighted regarding their
sensory abilities. While raptors are believed to forage primarily using sight, the sensory …

Red sensitivity is the exception rather than the norm in most animal groups. Among species
with red sensitivity, there is substantial variation in the peak wavelength sensitivity (λmax) of …

Simple Summary The eye in birds has evolved through time to facilitate foraging and detect
potential threats, such as predators. The size of the eye affects how much light is captured …

Highlights•Vertebrate retinal circuits including many specific neuron types are highly
conserved.•Different species exhibit key circuit adaptations for their specific visual …

The binocular field of vision differs widely in birds depending on ecological traits such as
foraging. Owls (Strigiformes) have been considered to have a unique binocular field, but …

One of the first things we find in textbooks when introducing the vertebrate retina is that it is
'upside down','inverted'or 'back to front'. Looking at how the intricate network of …

Public donations are an important form of fundraising for zoos and are used to support
conservation activities. Understanding what influences zoo animal sponsorship by the public …

Eagle, a representative species in the raptor world, has the sharpest visual acuity among all
animals. The reputation of the “clairvoyance” is employed to describe an eagle. The …

Elucidating determinants of interspecies variation in brain size has been a long-standing
challenge in cognitive and evolutionary ecology. As the brain is an energetically expensive …