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Every sperm is sacred

10,000 Birds

By studying Zebra Finches and domestic chickens, the scientists discovered that multiple sperm appear necessary for a fertilized egg to progress to the embryo stage (a process called “polyspermy”.) This differs from humans and other mammals, in which the addition of extra sperm essentially destroys the egg.

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15 Australian Birds (Episode 6)

10,000 Birds

The Sacred Ibis was seen as the incarnation of the god Thoth, who (with gods apparently better at multitasking than humans) was (or maybe still is, who knows?) ” Somebody should have warned the poor kites not to copy everything that humans do. Is it offensive to say that Australian Zebra Finches breed like rabbits?

Birds 147
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Birding Sepilok, Borneo (Part 2)

10,000 Birds

The species is classified as Near Threatened for all the usual depressing reasons – pollution, drainage, hunting, and the collection of eggs and nestlings ( source ). They are also quite catholic (sorry, I really like this word) in their prey selection, feeding on 17 different species of fish and prawn in the study cited above.

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Combined Beats’ List – September

10,000 Birds

Others, by their own admission, are Luddites and believe that the pinnacle of human technological achievement was reached on the day that man first bound a notebook in moleskin. Zebra Dove – Geopelia striata. Big Egg Marsh. Zebra Finch – Taeniopygia guttata. Western Australia. 30 Jan 2016. Western Australia.

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Combined Beats’ List, May 2016

10,000 Birds

Others, by their own admission, are Luddites and believe that the pinnacle of human technological achievement was reached on the day that man first bound a notebook in moleskin. Big Egg Marsh. Big Egg Marsh. Zebra Finch – Taeniopygia guttata. Black-thighed Grosbeak – Pheucticus tibialis. Cartagos 2.

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Combined Beats’ List – August

10,000 Birds

Others, by their own admission, are Luddites and believe that the pinnacle of human technological achievement was reached on the day that man first bound a notebook in moleskin. Zebra Dove – Geopelia striata. Big Egg Marsh. Zebra Finch – Taeniopygia guttata. Western Australia. 30 Jan 2016. Western Australia.

2016 101
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Combined Beats List – June 2016

10,000 Birds

Others, by their own admission, are Luddites and believe that the pinnacle of human technological achievement was reached on the day that man first bound a notebook in moleskin. Big Egg Marsh. Zebra Finch – Taeniopygia guttata. Silvery-fronted Tapaculo – Scytalopus argentifrons. Los Cartagos. 14 May 2016. Sandy Hook.

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