Minden Pictures - Carpenter Ant (Camponotus fellah) worker ants surrouding queen with barcodes on back for research, Switzerland - Heidi & Hans-Juergen Koch
Minden Pictures - Rock Dove (Columba livia) in a transport basket from the University of Basel, Switzerland, in former times these transport baskets were used by the Swiss military - Heidi &
Study finds indigenous cases of leprosy in the Southern United States - EPFL
10+ "Hans-jürgen Koch" profiles | LinkedIn
Minden Pictures - Postgraduate student Eva Rose who works with biologist and pigeon researcher Professor Daniel Haag-wackernagel, at the University of Basel in Switzerland - Heidi & Hans-Juergen Koch
10+ "Hans-jürgen Koch" profiles | LinkedIn
Close-up of a Green Tree Python (Chondropython viridis) | Heidi & Hans-Juergen Koch | archive