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Waterbirds of Bourgas wetlands
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Milko Dimitrov |
The present book reflects the results from six years of monthly monitoring of the waterbirds in the most important wetlands of Bulgaria - the Bourgas Lakes. Such a monitoring is carried out for the f… |
OL16999171W |
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Ivy Takes Care
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Jim LaMarche,Rosemary Wells,Emily Beresford |
Brokenhearted when her best friend departs for the summer, Ivy spends her own summer caring for animals in the mid-century Southwest, sharing her season of discovery with a stubborn pony, a mischievo… |
OL19338710W |
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Imperial Dreams
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Tim Gallagher |
Naturalist Tim Gallagher journeys deep into the savagely beautiful Sierra Madre, home to rich wildlife and other natural treasures--and also to Mexican drug cartels--in a dangerous quest to locate th… |
OL20936433W |
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Avian biology
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King, James R.,Donald S. Farmer |
Avian Biology, Volume II is a collection of papers that deals with the biology of birds such as their integumentary and respiratory systems. One paper describes the integument of birds that includes … |
OL24230972W |
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How birds migrate
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Paul Kerlinger |
Why do some birds migrate at night and others travel during the day? How do birds that have never migrated before know when to leave and where to go? How does a tiny warbler cross 2,000 miles of ocea… |
OL3747814W |