1. Laying dates of four species of tits in Wytham Wood, Oxfordshire;DUNN;Br. Birds.,1976
2. The behaviour of the Great Tit (Parus major) and some other related species;HINDE;Behaviour Suppl.,1952
3. Energy of birds conserved by roosting in cavities;KENDEIGH;Wilson Bull.,1961
4. Energy Metabolism, Thermoregulation and Body Temperature