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Taxidermy

Collier's New Encyclopedia (1921)

the name given to the art of putting up natural history specimens in the dried state. It includes the skinning and stuffing of fishes, reptiles, amphibians, birds, and mammals; insects and other invertebrata. But it does not properly comprise the making of wet zoological preparations which are to be preserved in spirits; nor, strictly speaking, does it include the articulating of skeletons, though this is usually treated of in books on taxidermy. For the skinning of animals a few tools, such as scalpels, scissors, and forceps, are required. Incisions must be made in certain directions. Care has to be taken not to stretch the skin in detaching it from the body, and it is necessary to avoid soiling the plumage of birds or the hair and fur of mammals with blood or grease. The skull and certain wing and leg bones are left in their place to preserve as perfectly as possible the form of these parts in case of the skin being afterward mounted. Arsenical soap is largely used for preserving skin. To preserve bird skins some prefer powdered white arsenic (arsenious acid) either alone or mixed with powdered alum. But sometimes powdered oak bark and a little camphor are added, the proportions being arsenic 1 part, alum, 1 part, bark 2 parts, camphor 1½ part. These dry powders should be well rubbed, and the soapy mixtures carefully brushed into the wet surface of skins. For cleaning feathers, and especially those that are light colored, powdered plaster of Paris is very effective. Wherever bird skins or the fur-covered skins of mammals are kept, camphor or naphthaline should be present. Benzene is also very useful. Butterflies, moths, and other insects require to be kept in drawers or boxes of a peculiar construction to prevent the escape of the vapor of camphor or other preservative. Before the taxidermist can stuff or mount well he requires some training in anatomy and modeling, and a knowledge of the external forms of animals, as well as some acquaintance with their habits.

What Has Changed in the Last Century

Collier's in 1921 treated arsenical soap and powdered white arsenic as the ordinary preservatives, and described stuffing a skin to shape. Both halves of that have gone: arsenic was abandoned through the mid-20th century in favour of borax and commercially tanned hides, and modern work rarely involves stuffing at all, since the skin is fitted over a sculpted polyurethane foam mannikin with glass eyes and cast plastic parts. Old museum specimens treated with arsenic are still handled as a contamination hazard by conservators today. The craft has also shifted from a museum trade to a hunting-trophy and hobby business with its own judged competitions, while collecting is now tightly constrained by wildlife protection laws such as the Migratory Bird Treaty Act and later endangered-species legislation.

Written for this edition, 2026.