Beling wrote in her widely cited 1929 paper, titled "Über das Zeitgedächtnis der Bienen" (“On the Time Memory of Bees”) published in the Journal of Comparative Physiology, that the early observations of Forel, v. Buttel-Reepen and Dobkiewicz promoted her to study the intriguing behavior of bees, termed Zeitgedächtnis, or time memory.
He was a specialist in Hymenoptera who published in 1791 Naturgeschichte, Klassifikation und Nomenklatur der Insekten vom Bienen, Wespen und Ameisengeschlecht.
Fierce German resistance continued around Bienen, north of Rees, where the entire 9th Canadian Brigade was needed to relieve the Black Watch.