...://www.biologists.com/user-licence-1-1/ Summary: Using a combination of imaging and behavioural experiments, testing visual detection via two photic behaviours, the authors show that the sea urchin Diadema africanum has low resolution vision. Visual acuity Echinoidea Photoreception Sea urchin...

... Limited 2003 2003 CAP 2b leucokinin photoreception TRP TRPL Drosokinin Drosophila inositol (1,4,5)-trisphosphate receptor (IP 3 R) itpr norpA The accepted paradigm for hormonally stimulated increases in intracellular cytosolic calcium concentration ([Ca 2+ ] i ) in non...

... photoreception tadpole swimming. It is known that young Xenopus laevis tadpoles will swim in response to a sudden decrease in light intensity and that this response is mediated by the pineal eye ( Roberts, 1978 ; Foster and Roberts, 1982 ). However, the normal role of this pineal dimming response...

..., PO Box 12559, Charleston, SC 29422-2559, USA 05 06 1998 11 08 1998 © The Company of Biologists Limited 1998 Pullosquilla litoralis Pullosquilla thomassini stomatopod visual pigment compound eye crustacean larva zooplankton photoreception In most cases...