Nature, Volume 29

animals appearance arrangement atmosphere body called carried cause cells clear clouds coast collection colour communication complete connection considerable contains continued course December described direction distance dust earth east effect electric exist experiments fact feet four further give given green hand height horizon hour important increased interesting islands January kind known less light lower matter means measure method miles motion NATURE nearly notice November observations obtained occurred origin passed period position practical present probably produced Prof question reached recent reference regard region remains remarkable round scientific seems seen side Society species sunset surface taken temperature theory tion usually whole