Interdisciplinary works on all kinds of baby animals and comprehensive works on baby wild animals are both classed in 591.39 Young animals, a subdivision of 590 Animals. The Relative Index entry is “Baby animals 591.39.” Examples of works classed in 591.39 are Wild Babies and Small Babies.
Comprehensive works on baby domestic animals are classed in 636.07 Young of animals, a subdivision of 636 Animal husbandry. The Relative Index entry is “Baby animals—domestic animals 636.07.” An example of a work classed in 636.07 is Animal Babies on the Farm.
Works on fawns are classed in 599.65139 Fawns, a built number to which the LCSH “Fawns” has been editorially mapped in WebDewey. The number 599.65139 Fawns is built with 599.65 Cervidae (Deer) plus 1 General topics of natural history of animals from the add table at 592–599 Specific taxonomic groups of animals, following the footnote add instruction at 599.65, plus 39 from 591.39 Young animals, following add instruction at 1 General topics of natural history of animals in the add table at 592–599. An example of a work classed in 599.65139 is Fawns.
Works on baby chickens are classed in 636.507 Chicks, a number built with 636.5 Poultry Chickens plus 0 plus 7 from 636.07 Young of animals, following add instruction at 636.5001–636.508 Standard subdivisions, specific topics of husbandry of poultry. An example of a work classed in 636.507 Chicks is A Chick Grows Up.