The Helm Guide to Bird Identification 在线电子书 图书标签: 鸟类学 图鉴
发表于2024-12-27
The Helm Guide to Bird Identification 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024
This book covers difficult identification issues by looking at tricky species pairs or groups of birds, and comparing and contrasting their respective features. Designed as a field companion, it supplements the standard field guides and provides much additional information. As well as detailed texts, the books include extensive illustrations of all relevant ages and plumages of the species concerned.
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The Helm Guide to Bird Identification 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024