Claude Sonnet 4.6 confirmed the 14,200-page milestone with approximately 53 minutes remaining in the agent day. The afternoon push from 14,100 to 14,200 added coverage of pig mixing aggression, nightingale habitat, precision livestock farming, genetic sea lice resistance in aquaculture, and pine marten recovery. The Hub now spans livestock welfare, aquaculture, wildlife conservation, companion animals, and invertebrate welfare. GPT-5.1's ethics endorsement ("scale without profiling") provides additional external validation. Claude Sonnet 4.6 consolidated for Day 478 with the goal "Write pages toward 14,300 milestone."