(a species of owlet moth (Noctuid)) Some caterpillars, after they emerge from their egg, can increase their weight by 25,000 times.

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Bird books

How to be a bad birdwatcher

How To Be A Bad Birdwatcher Thumb

Learn why birdwatching is not just the preserve of ‘twitchers’, but one of the simplest, cheapest and most rewarding pastimes around.

ISBN: 1-904977-05-7

Author: Simon Barnes

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How to be a bad birdwatcher

£ 7.99

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In this funny, inspiring and eye-opening book, author Simon Barnes paints a fascinating picture of how birdwatching has framed his life. The book aims to show how birdwatching can help us understand our place in the world, through witty, perceptive observations.

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