Marcel Marlier, Jean-Lou et Sophie au bord de la rivière, Paris, Casterman, 1972, p. 9.
Archives pour la catégorie Image
Berman 1971
Leutscher 1971

Alfred Leutscher, The ecology of water life, Franklin Watts, Londres, New-York 1971.
Hickin 1971

Norman E. Hickin, The Natural History of an English forest: the wild life of Wyre, Londres, Hutchinson, 1971.
Shiny objects
Russell Freedman, Animal architects, New York, Holiday House, 1971, pp. 59- 61.
Paysan 1971

Klaus Paysan, Leben in Teich und Tümpel, Humboldt Taschenbuchverlag, 1971.
Parisi 1971

Vittorio Parisi, Il regno degli Animali, Insetti, Milan, Urania, Teti & C. Editore, 1971.
Five centimeters
George Edward Hyde, Pond Life, Hulton Educational Publications, (1968), 1971. Lire la suite
La curieuse particularité
G. Dobbelaere & J.-C. Oubbadia, L’aquarium sauvage, Paris, Bordas, 1971, p. 103.
The elongate body
David Miller, Common Insects in New Zealand, Wellington, A. H. & A. W. Reed, 1971, p. 55-57.
A long cylindrical tube
Robert Hegner, Parade of the Animal Kingdom, New York, the MacMillan Company, 1971, p. 148-149.
Joseph 1970
Pecheyrand 1970

Roger Pecheyrand, « En regardant le fil de l’eau, Noël classe ses petites bêtes », Paris, La pêche et les poissons, n° 298, mars 1970.
Portable homes
Maurice Burton, Natural History of Britain, Londres, The Shell & Rainbird Reference Books, 1970, p. 226.
Drop a little ink near the open end of the case
John Clegg, The Secret World of the Pond, The Project Club, Project Book 013, Londres, Wolfe Publishing, 1970, pp. 38-39.

