for pigeons, [34]-[36];
for dogs, [36]-[39];
for guinea-pigs, [39]-[41];
for chickens, [41]-[43];
for rabbits, [43]-[45];
for squirrels, [45]-[47];
for chipmunks, ibid.;
for white rats, ibid.;
for reptiles, [47]-[51].
Pergola, a back-yard, [53], [54];