. [Articles about birds from National geographic magazine]. Birds. BIRD BANDING, THE TELLTALE OF MIGRATORY FLIGHT IE The detailed ac- counts of the family ailairs of the House Wrens at Hillcrest, Ohio, give a good idea of the information that can he gathered through hird handing. Similar methods can be used with other species, although not usually to so great ad- vantage, owing to the number of pairs of Wrens that nest in this limited area. At Hillcrest, t h e male Wrens usually arrive in advance of the females in spring and each locates what he considers a satis- factory nesting box, in which
. [Articles about birds from National geographic magazine]. Birds. BIRD BANDING, THE TELLTALE OF MIGRATORY FLIGHT IE The detailed ac- counts of the family ailairs of the House Wrens at Hillcrest, Ohio, give a good idea of the information that can he gathered through hird handing. Similar methods can be used with other species, although not usually to so great ad- vantage, owing to the number of pairs of Wrens that nest in this limited area. At Hillcrest, t h e male Wrens usually arrive in advance of the females in spring and each locates what he considers a satis- factory nesting box, in which he places the foundation for a nest. He then guards the premises, singing at intervals while await- ing the arrival of the females. They appear soon after, and seem to give more weight to choice of location and character of the nest- ing boxes than to choice of husband. This was shown con- clusively in one series of observations. For two or three weeks a male occupied a nesting box. No. 53, on the outside wall of the library at Hill- crest. One morning he sang with unusual vigor and showed great excitement. A female was examining his nest box. At 7 a. m. the trapdoor of the box was closed and the band on the leg of the captured female was read. Four hours later, when the observer was passing nest box No. 47, attached to the walls of the garage, its male proprietor showed similar excitement over a female that was going in and out of the box and otherwise indicating that she was inspect- ing the premises. She was trapped and. Photograph by S. Prc-ntiss LalJwin THIS CARDINAI, IS HOLDING MORE THAN HIS OWN Trapped Cardinals and if taken in hand the bird was so absorl and freed it hung on any effort to escape often squeal shrilly when they are approached fight vindictively. In the instance photographed bed in punishing its captor that after being banded to the finger it was biting for sometime without (see text, page 116). her band proved her to be the same bird noted earlier in the
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