Cats can experience grief-like responses following the loss of a bonded companion or human family member, with behavioral changes requiring supportive care and sometimes veterinary attention.
The behavioral changes seen in cats after losing a bonded companion reflect genuine emotional impact. Reduced appetite, searching behavior, and social withdrawal indicate that the loss of a companion affects cats' psychological state in ways that compromise their welfare. Whether this constitutes grief in the full emotional sense remains scientifically debated, but the welfare impact is real regardless of the underlying mechanisms. Owners sometimes underestimate how significantly a cat's companion's death affects them, assuming cats are more solitary and indifferent than they actually are. Appropriate support during this period reduces the welfare impact of loss.