MAY 29 (Reuters) — An overcrowded colony of about 1,000 koalas in Australia is being assessed this week for possible ill health, in a survey that could lead to a cull, raising objections from animal welfare lobbyists. Australian media reported that the Victorian state government is concerned many of the koalas may be undernourished because the colony at Cape Otway has grown even as the supply of the koalas’ staple diet of manna gum leaves has […]