Unidirectional optomotor responses and eye dominance in two species of crabs

Y Barnatan, D Tomsic, J Sztarker - Frontiers in Physiology, 2019 - frontiersin.org
Animals, from invertebrates to humans, stabilize the panoramic optic flow through
compensatory movements of the eyes, the head or the whole body, a behavior known as …

Whole-field integration, not detailed analysis, is used by the crab optokinetic system to separate rotation and translation in optic flow

H Blanke, HO Nalbach, D Varju - Journal of Comparative Physiology A, 1997 - Springer
For optimal visual control of compensatory eye movements during locomotion it is necessary
to distinguish the rotational and translational components of the optic flow field. Optokinetic …

Sensory Basis and Functional Role of Eye Movements Elicited During Locomotion in the Land Crab Cardisoma Guanhumi

WJP Barnes, P Barnes - Journal of experimental biology, 1990 - journals.biologists.com
Eye movements in the horizontal plane and the rotatory component of body movement have
been continuously recorded in land crabs, Cardisoma guanhumi Latreille, walking freely in …

Roles of Eyes, Leg Proprioceptors and Statocysts in the Compensatory Eye Movements of Freely Walking Land Crabs (Cardisoma Guanhumi)

H Paul, WJP Barnes, D Varjú - Journal of experimental …, 1998 - journals.biologists.com
The compound eyes, the canal organs of the statocysts and proprioceptors in the legs all
generate compensatory eye movements in the horizontal plane in the land crab Cardisoma …

Binocular interaction in the optokinetic system of the crab Carcinus maenas (L.): optokinetic gain modified by bilateral image flow

HO Nalbach, P Thier, D Varjú - Visual neuroscience, 1993 - cambridge.org
We recorded optokinetic eye movements of the crab, Carcinus maenas, in split-drum
experiments. The patterns were either oscillated in antiphase on both sides mimicking …

Multisensory control of eye-stalk orientation in space: crabs from different habitats rely on different senses

HO Nalbach, J Zeil, L Forzin - Journal of comparative Physiology A, 1989 - Springer
We recorded compensatory eye stalk movements in response to pitch and roll stimulation of
the visual, statocyst, and leg-proprioceptive systems in different species of crabs (Carcinus …

Binocular interactions underlying the classic optomotor responses of flying flies

BJ Duistermars, RA Care, MA Frye - Frontiers in behavioral …, 2012 - frontiersin.org
In response to imposed course deviations, the optomotor reactions of animals reduce motion
blur and facilitate the maintenance of stable body posture. In flies, many anatomical and …

Visual control of eye-stalk orientation in crabs: vertical optokinetics, visual fixation of the horizon, and eye design

HO Nalbach, G Nalbach, L Forzin - Journal of comparative Physiology A, 1989 - Springer
Pitch and roll eye movements of three species of crabs (Heloecius cordiformis, Mictyris
longicarpus, Pachygrapsus marmoratus) were recorded in response to visual stimuli. 2. The …

Eye Movement Reflexes Indicate the Homing Direction in the Path-Integrating Fiddler Crab, Uca pugilator

R Chatterji, JE Layne - Journal of Marine Science and Engineering, 2023 - mdpi.com
As animals execute essential behaviors like foraging, they must orient with respect to the
space around them, requiring some neural/behavioral mechanism for spatial navigation …

Contrast sensitivity, visual acuity and the effect of behavioural state on optokinetic gain in fiddler crabs

M Perez, ZM Bagheri, C Brown… - Journal of …, 2023 - journals.biologists.com
Most animals rely on visual information for a variety of everyday tasks. The information
available to a visual system depends in part on its spatial resolving power and contrast …