Temperate zoos show their animals indoors for part of the year, and build great indoor spaces for primates, birds or crocodiles. However, tropical carnivores and hoofed animals usually have only functionally designed 'dens' or 'stalls'.
Which zoos went beyond this, and make large and...
This time, we have an entirely made up Synapsid House, with many Triassic and Permian favourites.
Next up, the brand new giant insect house!
Animal sets in the comments.