Parent Great Crested Grebe killing own small chick. On 30th June 1984, on a fine sunny morning, I was watching a family of Great Crested Grebes Podiceps cristatus at Les Grangettes Nature Reserve on Lake Geneva, Switzerland. Each parent carried two chicks, half hidden on its back. From time to time, both adults stretched and flapped their wings, making the chicks swim around with them. The grebes

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