dogs
social and usually adapt well to living with family, always being the chance for abnormalies
ethology
study of studying animal behaviour
normal but annoying
barking, chewing, licking, sniffing
cats
primary solitary but still socializes
female cat in heat
rubs face, rolls around, loud vocalizations, kneeding or urinating outside litter box
male cats
toms spray their territory, alerting other toms to his presence
scratching
a need of theirs, regular tail trimming, scratching post, softpaws
onychectomy
declawing