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poultry

A cat hunts a sparrow. Illustration: depositphotos.com

Things that donors know: are cats to blame for the disappearance of sparrows?

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My father asks: Do stray cats cause a decrease in the number of birds?
The Ugly Duckling. Artist: Milo Winter, Wikimedia

Things that Yoram knows: the cuckoo, the swan and the ugly duckling

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The house sparrow. Photography: Ehud Fest

A sharp decrease in the number of common birds in Israel alongside a dramatic increase in the number of invasive birds

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the robird. Source: Clear Flight Solutions.

is it a plane is it a bird It's actually both

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Simulation of the feathered dinosaur Zhenyuanlong. Image: Emily Willoughby/Wikimedia.

How dinosaurs became birds

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There are wild chickens running around the island of Kauai, descended from domesticated chickens that have bred with chickens of an older breed. Photo: PROBethany Weeks, Flickr

What preceded what?

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Common kestrel falcon. From Wikimedia

Delivery inspired by the falcon

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Chicken skeleton. Photo: shutterstock

Actually - it's easy!

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Maglit beach on the water's edge. Photo: shutterstock

Why don't birds get wet?

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A girl scout sucks nectar from a flower. Photo: shutterstock

Does the scout fly like a bird or an insect?

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Cobwebs. From Wikipedia

Birds rethink their route before a purple traffic light

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jay. Photo: shutterstock

The thinking raven / Jason G. Goldman

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farm animals. Illustration: shutterstock

Research: it is 10 times better to switch to consuming chicken meat and eggs instead of beef

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Flock of birds. Photo: shutterstock

Closed Heavens / Peter Andre Smith

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Even nature is sometimes human

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Champignon (Silurus glanis). From Wikimedia.

A dove in the belly of the fish

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A cock embryo's male genitalia (artificially dyed red) before it withers, as seen under a scanning electron microscope. Figure (AM Herrera and MJ Cohn, University of Florida)

Why did the birds lose their male genitalia?

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A chicken soaked in oil from a spill from an offshore oil well off Oakland-San Francisco Bay on July 11, 2007. From Wikipedia

Seabirds as a measure of ocean pollution

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The habitat where the experiment was carried out to examine the effect of artificial environments on the evolution of species, in the laboratory of Prof. Zvi Abramsky, Ben-Gurion University

The herons and the goldfish - a behavioral game of predator and prey

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The Arabian tail. From Wikipedia

Misleading robots

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The female of the Australian generation. From Wikipedia

Anti-cuckoo

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Condor. Photo: US Fish and Wildlife Service (Siebrand

The plight of the condor / Jane Braxton Little

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nightingale. From Wikipedia (photo by Tom Mark Szczepunk)

The birdsong echoes in my head / Jennifer Olitt

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Yutyrannus huali - a feathered dinosaur discovered in China in 2012 and two individuals of smaller feathered dinosaurs Beipiaosaurus. Illustration: Dr. Brian Cho

A dinosaur, a relative of T. rex was the largest creature that wore feathers

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European rocky. From Wikipedia

Champion

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