The philosophical case for expanding moral consideration to all sentient animals - wild, farmed, and companion - is growing in academic philosophy and public consciousness.
The moral circle has historically expanded from narrow in-group to include strangers, other nations, other races, and women - each expansion once considered radical, now considered obvious. The expansion to include sentient animals follows the same logic: capacity to suffer generates moral claims regardless of species. The academic consensus on animal cognition and sentience increasingly supports this expansion, and it is becoming part of mainstream ethical discourse.