As regular CFZ-watchers will know, for some time Corinna has been doing a column for Animals & Men and a regular segment on On The Track... particularly about out-of-place birds and rare vagrants. There seem to be more and more bird stories from all over the world hitting the news these days so, to make room for them all - and to give them all equal and worthy coverage - she has set up this new blog to cover all things feathery and Fortean.

Monday 24 July 2017

Nesting in cavities protects birds from predators, to a point

Date: July 12, 2017
Source: American Ornithological Society Publications Office

Summary: Nesting in cavities provides birds with some protection from predators -- but it isn't foolproof. A new study explores how Poland's cavity-nesting marsh tits deal with predator attacks and finds that while tactics such as small entrances and solid walls do help, adaptations like this can only take the birds so far.

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