animal
asphalt
avian
beak
bird
black
blue
body
city
coccidiosis
colibacillosis
conclusion
dead
death
die
disease
dove
ecoli
end
fauna
feather
floor
flu
fluffy
freedom
gray
ground
head
hexamitiasis
ill
illness
lying
mycoplasmosis
one
ornithosis
paramyxovirus
park
pigeon
portrait
pseudopestis avium
ruffled
salmonellosis
sick
sickness
trichomoniasis
urban
wild
wing
worms