The Department of Biology and Biotechnology Charles Darwin is found in 7 locations, the main structure where to find the answer is the building of Physiology while the library is located in the building next door, the one of Anthropology.
The seven locations are as follows:
General Physiology (former BCS)
Anthropology (ex Bau)
Zoology (ex Bau)
Via dei Sardi 70 (ex BCS)
Piazza Valerio Massimo (ex Entomology)