Fregatidae - Frigatebirds
Frigatebirds are highly maneuverable aerial predators of tropical waters. The five species all breed in large colonies in trees on tropical islands. During courtship the males (which are mostly black) extend a large, vivid scarlet throat pouch to attract a mate.
Making the most of BirdTrack data
We have been working to produce useful summaries for bird reports using data from the millions of annual BirdTrack records.
BTO Conference 2021: Session 5 The Witherby Lecture - Coevolution as an engine of biodiversity: insights from African birds
The talk will be held online using Zoom. Ever since Darwin’s wonderful image of a tangled bank of life, we’ve known that interactions between different species are a powerful force in evolution. This talk will use...