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The Peterson Identification System is a practical method for the field identification of animals, plants and other natural phenomena. It was devised by ornithologist Roger Tory Peterson in 1934 for the first of his series of Field Guides [1] (See Peterson Field Guides.) Peterson devised his system "so that live birds could be identified readily ...
A species plate from The Crossley ID Guide: Eastern Birds, illustrating different plumages of the red knot. A field guide is a book designed to help the reader identify wildlife (flora or fauna or funga) or other objects of natural occurrence (e.g. rocks and minerals).
Smaller than the regular National Geographic field guide, this reduced the guide to only 192 pages, 160 of which are devoted to North America's most common species. [10] This differs from the standard written description on the left page and illustration on the right page. Instead, each species gets one full page.
The Peterson Field Guides (PFG) are a popular and influential series of American field guides intended to assist the layman in identification of birds, plants, insects and other natural phenomena. The series was created and edited by renowned ornithologist Roger Tory Peterson (1908–1996).
Most note that they are a "Guide to Field Identification" on the cover. To go more in-depth and intended as both identification and educational, most of the Field Guides limited themselves to North America, while the Golden Guides were usually worldwide. The series, updated, was relaunched in 2001 as "Golden Field Guides by St. Martin's Press".
The Sibley Guide to Birds is a reference work and field guide for the birds found in the continental United States and Canada. It is written and illustrated by ornithologist David Allen Sibley . The book provides details on 810 species of birds, with information about identification, life history, vocalizations, and geographic distribution.
The Helm Identification Guides are a series of books that identify groups of birds.The series include two types of guides, those that are: Taxonomic, dealing with a particular family of birds on a worldwide scale—most early Helm Guides were this type, as well as many more-recent ones, although some later books deal with identification of such groups on a regional scale only (e.g., The Gulls ...
He commanded the 9th Field Company from October 1915 to July 1916. [ 3 ] In 1916, as a sapper officer with direct experience of the first British use of tanks on the Somme , Martel was put in charge of recreating a 1.5-mile (2.4 km) wide replica of the British and German trench systems, complete with no man's land , at Elveden , Norfolk , as ...