The indoor den for giant river otters inside the Aquarium in Duisburg Zoo, Germany. The den has natural substrate for digging and a small pool for splashing. The otters have more indoor room backstage though I do not know how much.
The indoor den for giant river otters inside the Aquarium in Duisburg Zoo, Germany. The den has natural substrate for digging and a small pool for splashing. The otters have more indoor room backstage though I do not know how much.
