 | THE PHYSIOLOGICAL BASIS OF PARENTAL FEEDING BEHAVIOR IN THE RING DOVE | LEHRMAN,D.S. | € 5.00 |
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| THE PIGEON | RIDDLE,OSCAR | € 65.00 |
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| THE PLEASURES OF WATCHING BIRDS | OBERMAN,LOLA | € 5.00 |
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| THE PLOVERS, SANDPIPERS, AND SNIPES OF THE WORLD | JOHNSGARD,P.A. | € 10.00 |
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| THE POCKET GUIDE TO SCILLY BIRDS | HUDSON,NIGELa.o. | € 10.00 |
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| THE POETRY OF BIRDS | CARR,S. | € 7.50 |
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| THE POPULAR HANDBOOK OF BRITISH BIRDS | HOLLOM,P.A.D. | € 10.00 |
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| THE POPULAR HANDBOOK OF RARER BRITISH BIRDS | HOLLOM,P.A.D. | € 5.00 |
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| THE PRACTICAL ORNITHOLOGIST | GOODERS,JOHN | € 5.00 |
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| THE PRACTICE OF HAWKING | MICHELL,E.B. | € 10.00 |
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| THE PRAIRIE CHICKEN IN WISCONSIN | HAMERSTROM,FREDERICK & FRANCES | € 10.00 |
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| THE PRAIRIE FALCON | ANDERSON,St.H. a.o. | € 7.50 |
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| THE PRIVATE LIFE OF BIRDS | MOSS,St. | € 10.00 |
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| THE PROFESSIONAL'S BOOK OF CONURES | COBORN,J. | € 15.00 |
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| THE RAPTOR AND THE LAMB predators and prey in the living world | GOWAN,Chr.Mc | € 10.00 |
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| THE RED TAIL sharing the seasons with a hawk | BUTLER,D. | € 12.00 |
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| THE RED-WINGED BLACKBIRD | BETELSKY, LES | € 20.00 |
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| THE RED-WINGED BLACKBIRD the biology of a strongly polygynous songbird | BELETSKY | € 10.00 |
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| THE REPRODUCTIVE BEHAVIOUR OF THE BRONZE MANNIKIN,lochura cucullata | MORRIS,D. | € 5.00 |
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| THE RETURN OF THE BALD EAGLE | TUCKER,Pr | € 10.00 |
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