March 1950 – vol. 43, issue 3–69 CONDER DURING the summer of 1947 I had opportunities of watching the breeding displays of the Razorbill (Aha torda), the Guillemot (Una aalge), and the Puffin (Fratercula arctica) on Skokholm, Pembrokeshire. The displays of the three species occurred chiefly on the water, but also on the cliffs. Coition. This was only commonly seen in the Puffin. It was the only true form of sexual behaviour, the... This article is only available to registered users.To read more, please log in or purchase a subscription.