RMJGCJK5–Birkenwerder, Germany. 04th July, 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz (L), relocates an ant colony with her colleague close to the Autobahn A10 near Birkenwerder, Germany, 04 July 2017. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJKB–Birkenwerder, Germany. 04th July, 2017. Co-workers of Christina Graetz, certified biologist and CEO of the company Nagola Re GmbH, load bags filled with anthills in a forest at the Autobahn A10 near Birkenwerder, Germany, 04 July 2017. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJJW–Birkenwerder, Germany. 04th July, 2017. A Formica polyctena (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJKJ–Birkenwerder, Germany. 04th July, 2017. Two Formica polyctenas (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJK3–Birkenwerder, Germany. 04th July, 2017. Many paper bags filled with anthills stand in a forest and are ready for their transport near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJKM–Birkenwerder, Germany. 04th July, 2017. A Formica polyctena (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJKD–Birkenwerder, Germany. 04th July, 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, relocates an ant colony in a forest near Birkenwerder, Germany, 04 July 2017. The ant colony is located in the paper bags in the foreground. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJK9–Birkenwerder, Germany. 04th July, 2017. A Formica polyctena (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJK4–Birkenwerder, Germany. 04th July, 2017. Formica polyctenas (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCM77–Birkenwerder, Germany. 04th July, 2017. dpatop - A Formica polyctena (species of European red wood ant), photographed in a forest near Birkenwerder, Germany, 04 July 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, helps relocating ants. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJKH–Birkenwerder, Germany. 04th July, 2017. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, takes a picture of an ant colony which earlier was relocates by her near Birkenwerder, Germany, 04 July 2017. A ring of sugar surrounds the anthill - a first food source for the newcomers. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News

RMJGCJJX–Birkenwerder, Germany. 04th July, 2017. A new anthill, photographed in a forest near Birkenwerder, Germany, 04 July 2017. A ring of sugar surrounds the anthill - a first food source for the newcomers. The certified biologist and CEO of the company Nagola Re GmbH, Christina Graetz, is an ant relocater. Photo: Patrick Pleul/dpa-Zentralbild/dpa/Alamy Live News