History of Ecological Sciences, Part 56: Ethology until 1973 - Egerton - 2016 - The Bulletin of the Ecological Society of America - Wiley Online Library
Tinbergen's Legacy
Pair of 1960s Niko Tinbergen Nature Books: Curious - Etsy
10 books like King Solomon's Ring (picked by 6,000+ authors)
Curious Naturalists : Niko Tinbergen : Free Download, Borrow, and Streaming : Internet Archive
Curious Naturalists : Niko Tinbergen : Free Download, Borrow, and Streaming : Internet Archive
Niko's Nature: The Life of Niko Tinbergen and his Science of Animal Behaviour: Kruuk, Hans: 9780198515586: Books - Amazon.ca
UBC Press | Curious Naturalists, By Niko Tinbergen