Animal house (6)
(Other definitions for kennel that I've seen before include "Home for the dog" , "Dog's abode" , "boxer's corner?" , "Dog house" , "Canine boarding place" .)
(Other definitions for burrow that I've seen before include "Hole in the ground made by an animal" , "Tunnel dug by rabbit" , "Hole dug by a small animal" , "Rabbit's home" , "Rabbit's hole" .)
'animal house' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for den that I've seen before include "Home of the beast" , "Hidden lair of an animal" , "Animal's lair or man's study" , "Room for work or play" , "Lair for animal or study for gent" .)
'animal house?' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for zoo that I've seen before include "Whipsnade, say" , "Garden to display animals" , "Animal collection" , "Chaotic place" , "Beastly accommodation" .)