Picozzi, N, Groves, R. E, Picozzi, N, Picozzi, N & Groves, R. E / August 1946 – vol. 39, issue 8–256 --The habit, referred to by several contributors to this and the previous volume T f this journal (antea, Vol. xxxviii, pp. 206, 300, 360, Vol. > xxxix, pp. 159,160) in which parent birds of many species probe into the nest lining beneath the young, has been variously attributed to the eradication of parasitic insects; to a desire to shake up the lining, "air it," and prevent it becoming a caked mass... This article is only available to registered users.To read more, please log in or purchase a subscription.