Page:Popular Science Monthly Volume 77.djvu/220

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THE POPULAR SCIENCE MONTHLY

hyphenated word was joined on the previous page because of the intervening image.— Ineuw talk 09:43, 24 November 2013 (UTC) (Wikisource contributor note)

Sectional Plan of the First Two Buildings of the Zoological Station. A, building containing (a) aquarium and (b) library; B, individual laboratories.

Sectional Plan of the Laboratory for Comparative Physiology (C) and connecting Building around the Court.

through the aquaria and finally runs into a sand-filter in the basement to be again pumped into the upper tanks. Every fourteen days a fresh supply is pumped in from the sea. A perfectly developed system of collecting enables the institution to exhibit the most beautiful and interesting animals of the bay of Naples in large numbers and in the best condition. A little book published in Italian, German, French and English gives, in simple language, just such a description of the animals, their habitat and behavior, as will appeal to the public. There are many "happy families" formed upon long observation of the different kinds of animals that may live together without acquiring too marked a taste for one another. The aquarium containing the coral animals is constructed like a grotto under the arch of which one sees the orange-colored polyps spread about like marigolds. Some of the related anemones are actually old, as is shown by their long, wrinkled, thick-skinned bodies, but their straight, or slightly curled tentacles of purple, or lavender, or cream-color, or brown, are most beautiful.