571 - 580 of 656 results

Journal - Philosophical Transactions of the Royal Society of London. (B.)

V. On the organisation of the fossil plants of the coal-measures.—Part XVIII

Jan 1, 1891 - In my last Memoir, Part XVII., I called attention to a spore-bearing strobilus, first described by me, under the name of Volkmannia Dawsoni, in 1871, in the ‘Memoirs of the Literary and Philosophical Society of Manchester.’ This latter

Journal - Proceedings of the Royal Society B: Biological Sciences

Cross- and auto-correlation in early vision

Jul 7, 2011 - Neurons that respond selectively to the orientation of visual stimuli were discovered in V1 more than 50 years ago, but it is still not fully understood how or why this is brought about. We report experiments planned to show whether human observers

Journal - Proceedings of the Royal Society B: Biological Sciences

Social behaviour and collective motion in plant-animal worms

Feb 24, 2016 - Social behaviour may enable organisms to occupy ecological niches that would otherwise be unavailable to them. Here, we test this major evolutionary principle by demonstrating self-organizing social behaviour in the plant-animal, Symsagittifera

Journal - Philosophical Transactions of the Royal Society B: Biological Sciences

Proliferation, neurogenesis and regeneration in the non-mammalian vertebrate brain

Feb 5, 2007 - Post-embryonic neurogenesis is a fundamental feature of the vertebrate brain. However, the level of adult neurogenesis decreases significantly with phylogeny. In the first part of this review, a comparative analysis of adult neurogenesis and its