Question: Were Gerald Durrell and Ellen Glasgow both writers?

Context articles: Gerald Durrell
A Zoo in My Luggage
The Durrells
Menagerie Manor
Louisa Durrell
The Stationary Ark (TV series)
Durrell Institute of Conservation and Ecology
Ralph Thompson (illustrator)
Ellen Glasgow
Jeremy Mallinson

Gerald Malcolm Durrell, OBE (7 January 1925 – 30 January 1995) was a British naturalist, zookeeper, conservationist, author and television presenter.
 He founded what are now called the Durrell Wildlife Conservation Trust and the Durrell Wildlife Park on the Channel Island of Jersey in 1959.
 He wrote a number of books based on his life as an animal collector and enthusiast.
 He was the youngest brother of novelist Lawrence Durrell.
A Zoo in My Luggage by British naturalist Gerald Durrell is the story of Durrell's 1957 animal collecting trip to British Cameroon, the northwestern corner of present-day Cameroon.
 First published in 1960, it is one of a half-dozen books about animal collecting trips that Durrell wrote.
 The book tells the story of how Gerald Durrell went to the Cameroons of Africa and spent six months collecting various animals, referred to as beef in Pidgin English, and took part in various expeditions, like going to catch a python in a narrow cave, the encounter with the hippopotamus while traveling on the Cross River and so on.
The Durrells (also known as The Durrells in Corfu on American Television) is a British comedy-drama series based on Gerald Durrell's three autobiographical books about his family's four years (1935–1939) on the Greek Island of Corfu, which began airing on 3 April 2016.
 The series is written by Simon Nye, directed by Steve Barron and Roger Goldby, and produced by Christopher Hall.
 The executive producers are Lee Morris and Sally Woodward Gentle.
 Lee Durrell, Gerald Durrell's widow and director of the Durrell Wildlife Conservation Trust, acted as consultant.
 The series is partly filmed on Corfu and at Ealing Studios in London.
Menagerie Manor was a book by Gerald Durrell, published in 1964.
 The book is a collection of pen portraits of some of the creatures of Gerald Durrell's Zoo - and some of the lessons Durrell learned about making real and sustaining his childhood ambition of having his own Zoo.
 It officially opened on March 26, 1959.
 The Manor of the title is Les Augrès Manor in Trinity, Jersey.
Louisa Florence Durrell, born Louisa Florence Dixie (16 January 1886 – 24 January 1964), was an Anglo-Irish woman born in India during the British Raj.
 She married and had four children, including novelist Lawrence Durrell and naturalist Gerald Durrell.
 She was featured as the character of "Mother" in her son Gerald Durrell's autobiographical "Corfu Trilogy," published from 1954 to 1978, about the family's years in Corfu from 1935 to 1939.
The Stationary Ark was a documentary television miniseries hosted by zoologist Gerald Durrell on location at his Jersey Zoological Park.
 It was based on his 1976 book of the same name.
 The series was produced by Canadian company Nielsen-Ferns and aired from September to December 1975 on CBC Television and TVOntario. "
Ark on the Move", a follow-up TV series, was also hosted by Gerald Durrell.
The Durrell Institute of Conservation and Ecology (DICE) is a subdivision and research institute of the School of Anthropology and Conservation at the University of Kent, started in 1989 and named in honour of the famous British naturalist Gerald Durrell.
 It is the first institute in the United Kingdom to award undergraduate and postgraduate degrees and diplomas in the fields of Conservation, Eco-tourism, and Biodiversity Management.
 The institute awards diplomas to graduates of the International Training Centre for captive breeding and zoo specialists at the Durrell Wildlife Park, founded by Gerald Durrell.
Ralph Thompson MBE (3 June 1913 – 3 May 2009) was an artist and book illustrator, who specialized in pen and ink sketches of animal subjects.
 His most noteworthy works are his series of book illustrations for the famous naturalist and author Gerald Durrell in the period 1954 to 1964 when Durrell was associated with the publishing firm of Rupert Hart-Davis.
 During this period of time, he visited Gerald Durrell's Jersey Zoo numerous times to sketch his subjects, especially when working on the illustrations of "Menagerie Manor".
Ellen Anderson Gholson Glasgow (April 22, 1873 – November 21, 1945) was an American novelist who portrayed the changing world of the contemporary South.
Jeremy J. C. Mallinson OBE is a conservationist associated with the Durrell Wildlife Park and Durrell Wildlife Conservation Trust.
 He joined the zoo in 1960, but his great dedication saw him become Head of Mammals, and ultimately the Director of the Trust when he retired in 2002.
 Jeremy Mallinson was awarded the OBE in 1997 for services rendered unto conservation.
 He was also awarded the "Wildlife Conservation Award" from the Zoological Society of San Diego upon retirement in 2002.
 Mallinson was a close personal friend of Gerald Durrell, the founder of the Durell Wildlife Park and Durrell Wildlife Conservation Trust.