LITERATUR
SPECIAL FEATURES OF BIRDS (2): Adaptive features of birds
Birds come in all shapes, sizes and colours and are adapted to an enormously wide range of ecological circumstances. Despite their differences, they all have several features in common.
SPECIAL FEATURES OF BIRDS (1): Birds signal life
Birds are so much a part of our lives, even in cities, that we can barely imagine what it would be like without them. Recently, we suffered a devastating hailstorm in Armidale, New South Wales. Buildings and power poles were mangled. Trees were stripped of their leaves and branches broken as if they were matchsticks.
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