Colony Cages

Many people believe sheep on steep hill country farms don't affect the water quality of streams – but that's not quite the case, says animal behaviour scientist Dr Lindsay Matthews.

The Waikato farm on which hens were found starving and mistreated is owned by the family of Foodstuffs director Sir Henry van der Heyden. Video

A farm implicated in undercover footage of severely de-feathered birds crammed together hasn't reached the threshold for prosecution, officials say. Video