--subdivision Electric properties under individual organs and regions of the body, e.g. Heart--Electric properties
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Animal Evolution -- See Evolution (Biology) Here are entered works on biological evolution. Works on the general concept of evolution are entered under Evolution. --subdivision Evolution under individual animals and groups of animals and under individual organs and regions of the body, e.g. Cattle--Evolution; Fishes--Evolution; Heart--Evolution
Animal Feeding -- See Also Feeds Here are entered works on the nutritional preparations provided for animals by humans. Works on the nutritional substances animals find or provide for themselves as well as works on their food habits are entered under Animals--Food. Works on the process of providing nourishment to animals are entered under Animal feeding. Works on human food of animal origin are entered under Animal food. --subdivision Feeding and feeds under individual animals and groups of animals, e.g. Cattle--Feeding and feeds; Fishes--Feeding and feeds
