An exhibit that casts visitors as a drop of water trying to navigate a maze, avoid pollutants and make its way to the ocean is running at the Las Vegas Natural History Museum. The Water’s ...

Catalogue of the Fresh-water Fishes of Africa in the British Museum (Natural History). Vol. iv. By Dr. G. A. Boulenger. Pp. xxvii + 392. (London: British Museum (Natural History), and Longmans ...