defensive behavior
animal
avifauna
bird house
bird nest
bird of prey
breeding
breeding behavior
carnivore
diurnal birds
falco
falco vespertinus
falcon
falcon female
falconer
fast falcon
fauna
feathers
fiddler
forest dwellers
guide bird nests
hawk
hobby
hover
merlin
mistress
nature
nest
nest guide
nesting behavior
nesting colonies
nidus
occupies nest
ornithology
pigeon hawk
pray
predator
predatory
prey
raptor
redfooted falcon
rook nest
rooks
swift predator
wild
wildlife