§ Mr. Burdenasked the Secretary of State for the Home Department when the experiments at Cambridge in which chaffinches were artificially deafened took place.
§ Mr. Merlyn ReesDuring 1964 and 1965.
§ Mr. Burdenasked the Secretary of State for the Home Department whether the chaffinches used in the Cambridge experiments were wild birds; and at what age they were taken.
§ Mr. Merlyn ReesYes; some were taken as nestlings, others as adult birds.
§ Mr. Burdenasked the Secretary of State for the Home Department how 66W many chaffinches were artificially deafened in the recent experiments at Cambridge; and how the birds were disposed of at the conclusion of the experiments.
§ Mr. Merlyn ReesTwenty. As required by law, they were killed.