Walrus bibliography
Books
Atlas of the Mammals of Great Britain & Northern Ireland - by Multiple Contributors
Pelagic Publishing
-- 2020
-- ISBN: 978-1784272043
Britain's Mammals 2018: The Mammal Society's Guide to their Population & Conservation Status - by Multiple Contributors
The Mammal Society
-- 2020
-- ISBN: 978-0993567339
Collins Field Guide: Mammals of Britain and Europe - by David MacDonald and Priscilla Barrett
HarperCollins Publishers
-- 1993
-- ISBN: 978-0002197793
Mammals of the British Isles: Handbook, 4th Edition - by Stephen Harris and Derek Yalden (eds)
The Mammal Society
-- 2008
-- ISBN: 978-0906282656
The natural history "bible" covering all British mammals with detailed coverage of their biology, behaviour, ecology and taxonomy written by experts in the field and referenced to the primary literature.
RSPB Spotlight Seals - by Frances Dipper
Bloomsbury Wildlife
-- 2021
-- ISBN: 978-1472971623
Seal (Animal) - by Victoria Dickenson
Reaktion Books
-- 2015
-- ISBN: 978-1780234892
Seals - by Sheila Anderson
Whittet Books
-- 1990
-- ISBN: 978-0905483801
Seals and Sea Lions of the World - by Nigel Bonner
Cassell Illustrated
-- 1994
-- ISBN: 978-0713723779
The British Mammal Guide - by Steve Evans & Paul Wetton
Isabelline Films
-- 2015
-- ISBN: None
The Mammals of the Palaearctic Region: A Taxonomic Review - by Gordon Corbet
Cornell University Press
-- 1978
-- ISBN: 978-0801411717