Common Ostrich

January February March April May June July August September October November December
Week 1 Frequency: 20% Week 2 Frequency: 13.3% Week 3 Frequency: 0% Week 4 Frequency: 14.3% Week 1 Frequency: 13.3% Week 2 Frequency: 2.9% Week 3 Frequency: 10.5% Week 4 Frequency: 18.4% Week 1 Frequency: 9.3% Week 2 Frequency: 4.8% Week 3 Frequency: 11.8% Week 4 Frequency: 0% Week 1 Frequency: 12.5% Week 2 Frequency: 15% Week 3 Frequency: 10% Week 4 Frequency: 9.1% Week 1 Frequency: 9.8% Week 2 Frequency: 0.1% Week 3 Frequency: 20% Week 4 Frequency: 7.7% Week 1 Frequency: 20% Week 2 Frequency: 0% Week 3 Frequency: 33.3% Week 4 Frequency: 13% Week 1 Frequency: 19.2% Week 2 Frequency: 8.7% Week 3 Frequency: 15% Week 4 Frequency: 6.1% Week 1 Frequency: 7.7% Week 2 Frequency: 5.7% Week 3 Frequency: 8.6% Week 4 Frequency: 7.1% Week 1 Frequency: 10.3% Week 2 Frequency: 4.3% Week 3 Frequency: 21.4% Week 4 Frequency: 6.5% Week 1 Frequency: 6.8% Week 2 Frequency: 10.7% Week 3 Frequency: 12.9% Week 4 Frequency: 8.5% Week 1 Frequency: 4.3% Week 2 Frequency: 17.5% Week 3 Frequency: 10.8% Week 4 Frequency: 8.3% Week 1 Frequency: 11.4% Week 2 Frequency: 0% Week 3 Frequency: 5.9% Week 4 Frequency: 10.5%
Weekly frequency data

Last seen: 18 Mar 2020 by Wendy Newnham

© Andrew Durso
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White-faced Whistling-Duck

January February March April May June July August September October November December
Week 1 Frequency: 6.7% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 2.4% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 4.3% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 2.3% Week 2 Frequency: 0% Week 3 Frequency: 3.2% Week 4 Frequency: 1.7% Week 1 Frequency: 0.1% Week 2 Frequency: 3.2% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 29 Jun 2019 by Thomas Hinnebusch

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White-backed Duck

January February March April May June July August September October November December
Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 2.6% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0.1% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 3.6% Week 4 Frequency: 2.2% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 1.6% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 17 Oct 2016 by Anonymous eBirder

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Knob-billed Duck

January February March April May June July August September October November December
Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0.1% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0.1% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 1.8% Week 1 Frequency: 3.4% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 2.3% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0% Week 1 Frequency: 0% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 0%
Weekly frequency data

Last seen: 4 Oct 2017 by Paul Galvin

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Egyptian Goose

January February March April May June July August September October November December
Week 1 Frequency: 66.7% Week 2 Frequency: 33.3% Week 3 Frequency: 21.4% Week 4 Frequency: 38.1% Week 1 Frequency: 33.3% Week 2 Frequency: 20% Week 3 Frequency: 10.5% Week 4 Frequency: 23.7% Week 1 Frequency: 18.6% Week 2 Frequency: 4.8% Week 3 Frequency: 35.3% Week 4 Frequency: 0% Week 1 Frequency: 12.5% Week 2 Frequency: 50% Week 3 Frequency: 15% Week 4 Frequency: 18.2% Week 1 Frequency: 22% Week 2 Frequency: 8.3% Week 3 Frequency: 20% Week 4 Frequency: 15.4% Week 1 Frequency: 30% Week 2 Frequency: 28.6% Week 3 Frequency: 33.3% Week 4 Frequency: 8.7% Week 1 Frequency: 23.1% Week 2 Frequency: 17.4% Week 3 Frequency: 20% Week 4 Frequency: 26.5% Week 1 Frequency: 11.5% Week 2 Frequency: 20% Week 3 Frequency: 25.7% Week 4 Frequency: 37.5% Week 1 Frequency: 37.9% Week 2 Frequency: 8.7% Week 3 Frequency: 39.3% Week 4 Frequency: 8.7% Week 1 Frequency: 27.3% Week 2 Frequency: 10.7% Week 3 Frequency: 9.7% Week 4 Frequency: 13.6% Week 1 Frequency: 17.4% Week 2 Frequency: 27% Week 3 Frequency: 8.1% Week 4 Frequency: 20.8% Week 1 Frequency: 8.6% Week 2 Frequency: 13.3% Week 3 Frequency: 29.4% Week 4 Frequency: 42.1%
Weekly frequency data

Last seen: 8 Jun 2020 by Theo-Anne Botha

© Andrey Vlasenko
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South African Shelduck

January February March April May June July August September October November December
Week 1 Frequency: 13.3% Week 2 Frequency: 0% Week 3 Frequency: 0% Week 4 Frequency: 23.8% Week 1 Frequency: 13.3% Week 2 Frequency: 11.4% Week 3 Frequency: 2.6% Week 4 Frequency: 18.4% Week 1 Frequency: 18.6% Week 2 Frequency: 9.5% Week 3 Frequency: 5.9% Week 4 Frequency: 16.7% Week 1 Frequency: 0% Week 2 Frequency: 5% Week 3 Frequency: 0% Week 4 Frequency: 18.2% Week 1 Frequency: 12.2% Week 2 Frequency: 8.3% Week 3 Frequency: 10% Week 4 Frequency: 7.7% Week 1 Frequency: 10% Week 2 Frequency: 14.3% Week 3 Frequency: 16.7% Week 4 Frequency: 8.7% Week 1 Frequency: 7.7% Week 2 Frequency: 13% Week 3 Frequency: 30% Week 4 Frequency: 4.1% Week 1 Frequency: 3.8% Week 2 Frequency: 5.7% Week 3 Frequency: 17.1% Week 4 Frequency: 21.4% Week 1 Frequency: 17.2% Week 2 Frequency: 4.3% Week 3 Frequency: 17.9% Week 4 Frequency: 2.2% Week 1 Frequency: 6.8% Week 2 Frequency: 0% Week 3 Frequency: 6.5% Week 4 Frequency: 5.1% Week 1 Frequency: 13% Week 2 Frequency: 7.9% Week 3 Frequency: 8.1% Week 4 Frequency: 8.3% Week 1 Frequency: 0% Week 2 Frequency: 6.7% Week 3 Frequency: 17.6% Week 4 Frequency: 5.3%
Weekly frequency data

Last seen: 17 Mar 2020 by Jorit Nuehs

© Markus Lilje
© Peter Kaestner
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