animal
animals
belgian
belgium
burrow
canid
canidae
canids
canis
captive
carnivore
carnivores
common
couple
den
eurasian
europe
european
fauna
forest
forests
france
french
German
germany
gray
grey
italian
italy
lupus
mammal
mammalian
mammals
nature
nest
netherlands
pair
predator
predators
spain
tree
trees
two
wildlife
wolf
wolves
wood
wooden
woodland